input
stringlengths
13
66
output
stringlengths
30
276
Solve the equations: 6x + 10y = 125/2 10x + 8y = 76
6x + 10y = 125/2 10x + 8y = 76 Using elimination 10*(6x + 10y = 125/2) 6*(10x + 8y = 76) 60x + 100y = 625 60x + 48y = 456 Subtract equations 52y = 169 y = 169/52 y = 13/4 Substitute y 6x + 10(13/4) = 125/2 6x = 30 x = 30/6 x = 5
Find the solution to x^2 + 20/9x + 4/9 = 0
x^2 + 20/9x + 4/9 = 0 (x - -2/9)(x - -2) = 0 x - -2/9 = 0 or x - -2 = 0 x = -2/9 x = -2
Solve x^2 + 2/9x = 0
x^2 + 2/9x = 0 (x - -2/9)(x - 0) = 0 x - -2/9 = 0 or x - 0 = 0 x = -2/9 x = 0
Solve 8x - 120/7 = 0
8x - 120/7 = 0 8x = 120/7 x = 120/7 / 8 x = 15/7
Solve quickly: x^2 - 27/20x - 81/10 = 0
x^2 - 27/20x - 81/10 = 0 (x - -9/4)(x - 18/5) = 0 x - -9/4 = 0 or x - 18/5 = 0 x = -9/4 x = 18/5
Solve x^3 + 4x^2 + 21/4x + 9/4 = 0
x^3 + 4x^2 + 21/4x + 9/4 = 0 (x - -1)(x - -3/2)(x - -3/2) = 0 x - -1 = 0 x - -3/2 = 0 x - -3/2 = 0 x = -1 x = -3/2 x = -3/2
Solve quickly: 6x + 57/2 = 0
6x + 57/2 = 0 6x = -57/2 x = -57/2 / 6 x = -19/4
Find x and y such that 6x + 6y = -36 2x + 1y = -15
6x + 6y = -36 2x + 1y = -15 Using elimination 2*(6x + 6y = -36) 6*(2x + 1y = -15) 12x + 12y = -72 12x + 6y = -90 Subtract equations 6y = 18 y = 18/6 y = 3 Substitute y 6x + 6(3) = -36 6x = -54 x = -54/6 x = -9
Find x and y such that 3x + 7y = 4 5x + 7y = 2
3x + 7y = 4 5x + 7y = 2 Using elimination 5*(3x + 7y = 4) 3*(5x + 7y = 2) 15x + 35y = 20 15x + 21y = 6 Subtract equations 14y = 14 y = 14/14 y = 1 Substitute y 3x + 7(1) = 4 3x = -3 x = -3/3 x = -1
Solve quickly: x^3 + 73/36x^2 - 1/2x = 0
x^3 + 73/36x^2 - 1/2x = 0 (x - 0)(x - -9/4)(x - 2/9) = 0 x - 0 = 0 x - -9/4 = 0 x - 2/9 = 0 x = 0 x = -9/4 x = 2/9
Compute the solution of x^2 - 8/3x + 140/81 = 0
x^2 - 8/3x + 140/81 = 0 (x - 10/9)(x - 14/9) = 0 x - 10/9 = 0 or x - 14/9 = 0 x = 10/9 x = 14/9
Find x in x^2 + 9x + 18 = 0
x^2 + 9x + 18 = 0 (x - -6)(x - -3) = 0 x - -6 = 0 or x - -3 = 0 x = -6 x = -3
Find the solution to x^2 - 25/18x - 152/27 = 0
x^2 - 25/18x - 152/27 = 0 (x - -16/9)(x - 19/6) = 0 x - -16/9 = 0 or x - 19/6 = 0 x = -16/9 x = 19/6
Compute the solution of x^2 + 7/9x - 136/27 = 0
x^2 + 7/9x - 136/27 = 0 (x - -8/3)(x - 17/9) = 0 x - -8/3 = 0 or x - 17/9 = 0 x = -8/3 x = 17/9
Compute the solution of x^3 + 33/4x^2 - 185/2x + 525/4 = 0
x^3 + 33/4x^2 - 185/2x + 525/4 = 0 (x - 5)(x - -15)(x - 7/4) = 0 x - 5 = 0 x - -15 = 0 x - 7/4 = 0 x = 5 x = -15 x = 7/4
Find the solution to x^3 - 9x = 0
x^3 - 9x = 0 (x - 0)(x - -3)(x - 3) = 0 x - 0 = 0 x - -3 = 0 x - 3 = 0 x = 0 x = -3 x = 3
Find x for x^2 + 83/24x + 17/6 = 0
x^2 + 83/24x + 17/6 = 0 (x - -4/3)(x - -17/8) = 0 x - -4/3 = 0 or x - -17/8 = 0 x = -4/3 x = -17/8
What value of x satisfies 1x + 11/4 = 0
1x + 11/4 = 0 1x = -11/4 x = -11/4 / 1 x = -11/4
Find x in 2x - 11/4 = 0
2x - 11/4 = 0 2x = 11/4 x = 11/4 / 2 x = 11/8
Solve the equation x^3 + 58/35x^2 - 313/35x + 12/7 = 0
x^3 + 58/35x^2 - 313/35x + 12/7 = 0 (x - 15/7)(x - -4)(x - 1/5) = 0 x - 15/7 = 0 x - -4 = 0 x - 1/5 = 0 x = 15/7 x = -4 x = 1/5
Solve the equations: 2x + 6y = 68/5 8x + 7y = 136/5
2x + 6y = 68/5 8x + 7y = 136/5 Using elimination 8*(2x + 6y = 68/5) 2*(8x + 7y = 136/5) 16x + 48y = 544/5 16x + 14y = 272/5 Subtract equations 34y = 272/5 y = 272/5/34 y = 8/5 Substitute y 2x + 6(8/5) = 68/5 2x = 4 x = 4/2 x = 2
Solve the equation 2x + 40/7 = 0
2x + 40/7 = 0 2x = -40/7 x = -40/7 / 2 x = -20/7
Compute the solution of x^3 - 5/4x^2 - 63/8x - 45/8 = 0
x^3 - 5/4x^2 - 63/8x - 45/8 = 0 (x - 15/4)(x - -1)(x - -3/2) = 0 x - 15/4 = 0 x - -1 = 0 x - -3/2 = 0 x = 15/4 x = -1 x = -3/2
Solve 1x + 3 = 0
1x + 3 = 0 1x = -3 x = -3 / 1 x = -3
Solve the equations: 9x + 5y = 96/5 6x + 2y = 48/5
9x + 5y = 96/5 6x + 2y = 48/5 Using elimination 6*(9x + 5y = 96/5) 9*(6x + 2y = 48/5) 54x + 30y = 576/5 54x + 18y = 432/5 Subtract equations 12y = 144/5 y = 144/5/12 y = 12/5 Substitute y 9x + 5(12/5) = 96/5 9x = 36/5 x = 36/5/9 x = 4/5
Solve the system: 4x + 1y = -174/5 9x + 2y = -393/5
4x + 1y = -174/5 9x + 2y = -393/5 Using elimination 9*(4x + 1y = -174/5) 4*(9x + 2y = -393/5) 36x + 9y = -1566/5 36x + 8y = -1572/5 Subtract equations 1y = 6/5 y = 6/5/1 y = 6/5 Substitute y 4x + 1(6/5) = -174/5 4x = -36 x = -36/4 x = -9
Determine x in x^3 - 23/9x^2 + 76/81x = 0
x^3 - 23/9x^2 + 76/81x = 0 (x - 19/9)(x - 4/9)(x - 0) = 0 x - 19/9 = 0 x - 4/9 = 0 x - 0 = 0 x = 19/9 x = 4/9 x = 0
What value of x satisfies 3x + 9/4 = 0
3x + 9/4 = 0 3x = -9/4 x = -9/4 / 3 x = -3/4
Solve the equations: 2x + 4y = 29/5 2x + 2y = 19/5
2x + 4y = 29/5 2x + 2y = 19/5 Using elimination 2*(2x + 4y = 29/5) 2*(2x + 2y = 19/5) 4x + 8y = 58/5 4x + 4y = 38/5 Subtract equations 4y = 4 y = 4/4 y = 1 Substitute y 2x + 4(1) = 29/5 2x = 9/5 x = 9/5/2 x = 9/10
Solve quickly: x^2 - 151/8x + 63/4 = 0
x^2 - 151/8x + 63/4 = 0 (x - 7/8)(x - 18) = 0 x - 7/8 = 0 or x - 18 = 0 x = 7/8 x = 18
Solve the equation 9x + 13 = 0
9x + 13 = 0 9x = -13 x = -13 / 9 x = -13/9
Solve quickly: x^3 - 47/10x^2 - 71/80x + 91/5 = 0
x^3 - 47/10x^2 - 71/80x + 91/5 = 0 (x - 13/4)(x - -7/4)(x - 16/5) = 0 x - 13/4 = 0 x - -7/4 = 0 x - 16/5 = 0 x = 13/4 x = -7/4 x = 16/5
Solve the equation x^2 - 129/40x + 13/5 = 0
x^2 - 129/40x + 13/5 = 0 (x - 13/8)(x - 8/5) = 0 x - 13/8 = 0 or x - 8/5 = 0 x = 13/8 x = 8/5
Find the solution to x^2 - 17/4x + 1 = 0
x^2 - 17/4x + 1 = 0 (x - 4)(x - 1/4) = 0 x - 4 = 0 or x - 1/4 = 0 x = 4 x = 1/4
Solve quickly: x^3 - 7/5x^2 + 53/100x - 1/25 = 0
x^3 - 7/5x^2 + 53/100x - 1/25 = 0 (x - 1/10)(x - 1/2)(x - 4/5) = 0 x - 1/10 = 0 x - 1/2 = 0 x - 4/5 = 0 x = 1/10 x = 1/2 x = 4/5
Find the solution to 2x - 9 = 0
2x - 9 = 0 2x = 9 x = 9 / 2 x = 9/2
Solve the equation x^2 - 29/18x - 19/18 = 0
x^2 - 29/18x - 19/18 = 0 (x - 19/9)(x - -1/2) = 0 x - 19/9 = 0 or x - -1/2 = 0 x = 19/9 x = -1/2
Determine x in x^2 - 10/9x - 56/81 = 0
x^2 - 10/9x - 56/81 = 0 (x - -4/9)(x - 14/9) = 0 x - -4/9 = 0 or x - 14/9 = 0 x = -4/9 x = 14/9
Solve the system: 3x + 10y = -1121/30 3x + 9y = -171/5
3x + 10y = -1121/30 3x + 9y = -171/5 Using elimination 3*(3x + 10y = -1121/30) 3*(3x + 9y = -171/5) 9x + 30y = -1121/10 9x + 27y = -513/5 Subtract equations 3y = -19/2 y = -19/2/3 y = -19/6 Substitute y 3x + 10(-19/6) = -1121/30 3x = -57/10 x = -57/10/3 x = -19/10
What value of x satisfies x^3 - 4/9x^2 - 85/36x + 7/6 = 0
x^3 - 4/9x^2 - 85/36x + 7/6 = 0 (x - 3/2)(x - -14/9)(x - 1/2) = 0 x - 3/2 = 0 x - -14/9 = 0 x - 1/2 = 0 x = 3/2 x = -14/9 x = 1/2
Solve 3x + 12 = 0
3x + 12 = 0 3x = -12 x = -12 / 3 x = -4
Determine x in x^3 + 76/15x^2 + 32/5x = 0
x^3 + 76/15x^2 + 32/5x = 0 (x - -12/5)(x - 0)(x - -8/3) = 0 x - -12/5 = 0 x - 0 = 0 x - -8/3 = 0 x = -12/5 x = 0 x = -8/3
Solve the system: 7x + 7y = 28 6x + 1y = 53/2
7x + 7y = 28 6x + 1y = 53/2 Using elimination 6*(7x + 7y = 28) 7*(6x + 1y = 53/2) 42x + 42y = 168 42x + 7y = 371/2 Subtract equations 35y = -35/2 y = -35/2/35 y = -1/2 Substitute y 7x + 7(-1/2) = 28 7x = 63/2 x = 63/2/7 x = 9/2
Find x for x^2 + 15/2x - 77/2 = 0
x^2 + 15/2x - 77/2 = 0 (x - -11)(x - 7/2) = 0 x - -11 = 0 or x - 7/2 = 0 x = -11 x = 7/2
Solve x^3 - 73/5x^2 + 242/5x - 24 = 0
x^3 - 73/5x^2 + 242/5x - 24 = 0 (x - 10)(x - 3/5)(x - 4) = 0 x - 10 = 0 x - 3/5 = 0 x - 4 = 0 x = 10 x = 3/5 x = 4
Find the solution to x^3 - 47/10x^2 + 1/10x + 18/5 = 0
x^3 - 47/10x^2 + 1/10x + 18/5 = 0 (x - 1)(x - -4/5)(x - 9/2) = 0 x - 1 = 0 x - -4/5 = 0 x - 9/2 = 0 x = 1 x = -4/5 x = 9/2
Solve the equations: 8x + 10y = 8 6x + 5y = 11
8x + 10y = 8 6x + 5y = 11 Using elimination 6*(8x + 10y = 8) 8*(6x + 5y = 11) 48x + 60y = 48 48x + 40y = 88 Subtract equations 20y = -40 y = -40/20 y = -2 Substitute y 8x + 10(-2) = 8 8x = 28 x = 28/8 x = 7/2
Solve the equations: 7x + 9y = -99/8 2x + 7y = 47/8
7x + 9y = -99/8 2x + 7y = 47/8 Using elimination 2*(7x + 9y = -99/8) 7*(2x + 7y = 47/8) 14x + 18y = -99/4 14x + 49y = 329/8 Subtract equations -31y = -527/8 y = -527/8/-31 y = 17/8 Substitute y 7x + 9(17/8) = -99/8 7x = -63/2 x = -63/2/7 x = -9/2
Find x for x^3 + 55/6x^2 - 9x - 20/3 = 0
x^3 + 55/6x^2 - 9x - 20/3 = 0 (x - -1/2)(x - -10)(x - 4/3) = 0 x - -1/2 = 0 x - -10 = 0 x - 4/3 = 0 x = -1/2 x = -10 x = 4/3
Find x in 1x - 1 = 0
1x - 1 = 0 1x = 1 x = 1 / 1 x = 1
Find x for x^2 - 20/7x = 0
x^2 - 20/7x = 0 (x - 0)(x - 20/7) = 0 x - 0 = 0 or x - 20/7 = 0 x = 0 x = 20/7
Find x for 1x + 13/4 = 0
1x + 13/4 = 0 1x = -13/4 x = -13/4 / 1 x = -13/4
Solve the system: 6x + 1y = 19/6 1x + 1y = 47/18
6x + 1y = 19/6 1x + 1y = 47/18 Using elimination 1*(6x + 1y = 19/6) 6*(1x + 1y = 47/18) 6x + 1y = 19/6 6x + 6y = 47/3 Subtract equations -5y = -25/2 y = -25/2/-5 y = 5/2 Substitute y 6x + 1(5/2) = 19/6 6x = 2/3 x = 2/3/6 x = 1/9
Find x for 4x + 8 = 0
4x + 8 = 0 4x = -8 x = -8 / 4 x = -2
Compute the solution of 9x - 6 = 0
9x - 6 = 0 9x = 6 x = 6 / 9 x = 2/3
What value of x satisfies x^2 - 9/28x - 81/14 = 0
x^2 - 9/28x - 81/14 = 0 (x - -9/4)(x - 18/7) = 0 x - -9/4 = 0 or x - 18/7 = 0 x = -9/4 x = 18/7
Solve quickly: x^3 - 568/35x^2 + 1559/35x - 234/7 = 0
x^3 - 568/35x^2 + 1559/35x - 234/7 = 0 (x - 13)(x - 10/7)(x - 9/5) = 0 x - 13 = 0 x - 10/7 = 0 x - 9/5 = 0 x = 13 x = 10/7 x = 9/5
Find x for x^2 + 13/30x - 11/15 = 0
x^2 + 13/30x - 11/15 = 0 (x - 2/3)(x - -11/10) = 0 x - 2/3 = 0 or x - -11/10 = 0 x = 2/3 x = -11/10
Find the solution to x^3 - 323/30x^2 + 121/12x + 741/40 = 0
x^3 - 323/30x^2 + 121/12x + 741/40 = 0 (x - 19/2)(x - 13/6)(x - -9/10) = 0 x - 19/2 = 0 x - 13/6 = 0 x - -9/10 = 0 x = 19/2 x = 13/6 x = -9/10
Solve quickly: x^2 - 166/45x + 17/5 = 0
x^2 - 166/45x + 17/5 = 0 (x - 9/5)(x - 17/9) = 0 x - 9/5 = 0 or x - 17/9 = 0 x = 9/5 x = 17/9
Solve the equation x^3 + 85/28x^2 + 7/4x - 9/14 = 0
x^3 + 85/28x^2 + 7/4x - 9/14 = 0 (x - -2)(x - 1/4)(x - -9/7) = 0 x - -2 = 0 x - 1/4 = 0 x - -9/7 = 0 x = -2 x = 1/4 x = -9/7
Solve quickly: x^3 + 8/3x^2 - 5/9x - 28/9 = 0
x^3 + 8/3x^2 - 5/9x - 28/9 = 0 (x - 1)(x - -7/3)(x - -4/3) = 0 x - 1 = 0 x - -7/3 = 0 x - -4/3 = 0 x = 1 x = -7/3 x = -4/3
Find x and y such that 7x + 1y = 53/3 4x + 3y = 74/3
7x + 1y = 53/3 4x + 3y = 74/3 Using elimination 4*(7x + 1y = 53/3) 7*(4x + 3y = 74/3) 28x + 4y = 212/3 28x + 21y = 518/3 Subtract equations -17y = -102 y = -102/-17 y = 6 Substitute y 7x + 1(6) = 53/3 7x = 35/3 x = 35/3/7 x = 5/3
Find x in x^2 + 269/63x + 38/9 = 0
x^2 + 269/63x + 38/9 = 0 (x - -14/9)(x - -19/7) = 0 x - -14/9 = 0 or x - -19/7 = 0 x = -14/9 x = -19/7
What value of x satisfies x^3 - 25/12x^2 - 191/36x + 10 = 0
x^3 - 25/12x^2 - 191/36x + 10 = 0 (x - -9/4)(x - 8/3)(x - 5/3) = 0 x - -9/4 = 0 x - 8/3 = 0 x - 5/3 = 0 x = -9/4 x = 8/3 x = 5/3
What value of x satisfies 7x - 7/2 = 0
7x - 7/2 = 0 7x = 7/2 x = 7/2 / 7 x = 1/2
Find x in x^2 - 24/35x - 27/35 = 0
x^2 - 24/35x - 27/35 = 0 (x - -3/5)(x - 9/7) = 0 x - -3/5 = 0 or x - 9/7 = 0 x = -3/5 x = 9/7
Solve quickly: x^2 - 4x = 0
x^2 - 4x = 0 (x - 0)(x - 4) = 0 x - 0 = 0 or x - 4 = 0 x = 0 x = 4
Solve quickly: 5x - 10 = 0
5x - 10 = 0 5x = 10 x = 10 / 5 x = 2
Determine x in x^2 + 10x + 9 = 0
x^2 + 10x + 9 = 0 (x - -9)(x - -1) = 0 x - -9 = 0 or x - -1 = 0 x = -9 x = -1
Find x for 7x - 91/10 = 0
7x - 91/10 = 0 7x = 91/10 x = 91/10 / 7 x = 13/10
Find x in x^3 + 44/45x^2 - 359/135x - 76/135 = 0
x^3 + 44/45x^2 - 359/135x - 76/135 = 0 (x - -1/5)(x - 4/3)(x - -19/9) = 0 x - -1/5 = 0 x - 4/3 = 0 x - -19/9 = 0 x = -1/5 x = 4/3 x = -19/9
Determine x in x^3 - 94/35x^2 + 481/245x - 8/35 = 0
x^3 - 94/35x^2 + 481/245x - 8/35 = 0 (x - 8/7)(x - 1/7)(x - 7/5) = 0 x - 8/7 = 0 x - 1/7 = 0 x - 7/5 = 0 x = 8/7 x = 1/7 x = 7/5
Solve quickly: 6x - 15/4 = 0
6x - 15/4 = 0 6x = 15/4 x = 15/4 / 6 x = 5/8
Find x in x^2 + 1/8x - 17/4 = 0
x^2 + 1/8x - 17/4 = 0 (x - 2)(x - -17/8) = 0 x - 2 = 0 or x - -17/8 = 0 x = 2 x = -17/8
Compute the solution of x^3 - 7/2x^2 - 7x + 20 = 0
x^3 - 7/2x^2 - 7x + 20 = 0 (x - 4)(x - -5/2)(x - 2) = 0 x - 4 = 0 x - -5/2 = 0 x - 2 = 0 x = 4 x = -5/2 x = 2
Solve x^3 - 337/40x^2 + 89/4x - 91/5 = 0
x^3 - 337/40x^2 + 89/4x - 91/5 = 0 (x - 4)(x - 13/8)(x - 14/5) = 0 x - 4 = 0 x - 13/8 = 0 x - 14/5 = 0 x = 4 x = 13/8 x = 14/5
Find x for x^3 - 59/8x^2 + 7/32x + 539/32 = 0
x^3 - 59/8x^2 + 7/32x + 539/32 = 0 (x - 7)(x - 7/4)(x - -11/8) = 0 x - 7 = 0 x - 7/4 = 0 x - -11/8 = 0 x = 7 x = 7/4 x = -11/8
Determine x in 6x + 38/3 = 0
6x + 38/3 = 0 6x = -38/3 x = -38/3 / 6 x = -19/9
Find x for 8x + 80/3 = 0
8x + 80/3 = 0 8x = -80/3 x = -80/3 / 8 x = -10/3
Find x for x^2 - 71/10x + 44/5 = 0
x^2 - 71/10x + 44/5 = 0 (x - 8/5)(x - 11/2) = 0 x - 8/5 = 0 or x - 11/2 = 0 x = 8/5 x = 11/2
Find x for x^2 - 41/10x + 91/25 = 0
x^2 - 41/10x + 91/25 = 0 (x - 14/5)(x - 13/10) = 0 x - 14/5 = 0 or x - 13/10 = 0 x = 14/5 x = 13/10
Find x and y such that 6x + 8y = 32 3x + 8y = -22
6x + 8y = 32 3x + 8y = -22 Using elimination 3*(6x + 8y = 32) 6*(3x + 8y = -22) 18x + 24y = 96 18x + 48y = -132 Subtract equations -24y = 228 y = 228/-24 y = -19/2 Substitute y 6x + 8(-19/2) = 32 6x = 108 x = 108/6 x = 18
Determine x in x^3 + 22x^2 + 57x = 0
x^3 + 22x^2 + 57x = 0 (x - 0)(x - -19)(x - -3) = 0 x - 0 = 0 x - -19 = 0 x - -3 = 0 x = 0 x = -19 x = -3
What value of x satisfies x^3 + 11/2x^2 + 39/16x - 171/32 = 0
x^3 + 11/2x^2 + 39/16x - 171/32 = 0 (x - -19/4)(x - 3/4)(x - -3/2) = 0 x - -19/4 = 0 x - 3/4 = 0 x - -3/2 = 0 x = -19/4 x = 3/4 x = -3/2
Solve simultaneously: 6x + 1y = 209/21 8x + 7y = 83/9
6x + 1y = 209/21 8x + 7y = 83/9 Using elimination 8*(6x + 1y = 209/21) 6*(8x + 7y = 83/9) 48x + 8y = 1672/21 48x + 42y = 166/3 Subtract equations -34y = 170/7 y = 170/7/-34 y = -5/7 Substitute y 6x + 1(-5/7) = 209/21 6x = 32/3 x = 32/3/6 x = 16/9
Find x and y such that 10x + 8y = 14 2x + 8y = 142/5
10x + 8y = 14 2x + 8y = 142/5 Using elimination 2*(10x + 8y = 14) 10*(2x + 8y = 142/5) 20x + 16y = 28 20x + 80y = 284 Subtract equations -64y = -256 y = -256/-64 y = 4 Substitute y 10x + 8(4) = 14 10x = -18 x = -18/10 x = -9/5
Solve the equations: 4x + 8y = 28 4x + 2y = -2
4x + 8y = 28 4x + 2y = -2 Using elimination 4*(4x + 8y = 28) 4*(4x + 2y = -2) 16x + 32y = 112 16x + 8y = -8 Subtract equations 24y = 120 y = 120/24 y = 5 Substitute y 4x + 8(5) = 28 4x = -12 x = -12/4 x = -3
Find x for x^2 + 9/2x + 7/2 = 0
x^2 + 9/2x + 7/2 = 0 (x - -1)(x - -7/2) = 0 x - -1 = 0 or x - -7/2 = 0 x = -1 x = -7/2
Solve the equations: 2x + 8y = -92/5 2x + 7y = -323/20
2x + 8y = -92/5 2x + 7y = -323/20 Using elimination 2*(2x + 8y = -92/5) 2*(2x + 7y = -323/20) 4x + 16y = -184/5 4x + 14y = -323/10 Subtract equations 2y = -9/2 y = -9/2/2 y = -9/4 Substitute y 2x + 8(-9/4) = -92/5 2x = -2/5 x = -2/5/2 x = -1/5
Solve the system: 3x + 8y = -151/20 7x + 1y = 213/20
3x + 8y = -151/20 7x + 1y = 213/20 Using elimination 7*(3x + 8y = -151/20) 3*(7x + 1y = 213/20) 21x + 56y = -1057/20 21x + 3y = 639/20 Subtract equations 53y = -424/5 y = -424/5/53 y = -8/5 Substitute y 3x + 8(-8/5) = -151/20 3x = 21/4 x = 21/4/3 x = 7/4
Find x in x^3 - 236/21x^2 + 60/7x + 800/21 = 0
x^3 - 236/21x^2 + 60/7x + 800/21 = 0 (x - 8/3)(x - -10/7)(x - 10) = 0 x - 8/3 = 0 x - -10/7 = 0 x - 10 = 0 x = 8/3 x = -10/7 x = 10
Solve 2x - 20/9 = 0
2x - 20/9 = 0 2x = 20/9 x = 20/9 / 2 x = 10/9
Determine x in x^2 + 11/4x + 9/8 = 0
x^2 + 11/4x + 9/8 = 0 (x - -1/2)(x - -9/4) = 0 x - -1/2 = 0 or x - -9/4 = 0 x = -1/2 x = -9/4
Find the solution to 8x + 160/9 = 0
8x + 160/9 = 0 8x = -160/9 x = -160/9 / 8 x = -20/9
Find x in x^2 - 5/7x = 0
x^2 - 5/7x = 0 (x - 5/7)(x - 0) = 0 x - 5/7 = 0 or x - 0 = 0 x = 5/7 x = 0
Find the solution to x^3 - 14x^2 - 1469/16x - 969/16 = 0
x^3 - 14x^2 - 1469/16x - 969/16 = 0 (x - 19)(x - -17/4)(x - -3/4) = 0 x - 19 = 0 x - -17/4 = 0 x - -3/4 = 0 x = 19 x = -17/4 x = -3/4
Solve the system: 9x + 1y = 13/3 7x + 9y = 43/3
9x + 1y = 13/3 7x + 9y = 43/3 Using elimination 7*(9x + 1y = 13/3) 9*(7x + 9y = 43/3) 63x + 7y = 91/3 63x + 81y = 129 Subtract equations -74y = -296/3 y = -296/3/-74 y = 4/3 Substitute y 9x + 1(4/3) = 13/3 9x = 3 x = 3/9 x = 1/3
Solve the system: 5x + 8y = 185/6 7x + 10y = 235/6
5x + 8y = 185/6 7x + 10y = 235/6 Using elimination 7*(5x + 8y = 185/6) 5*(7x + 10y = 235/6) 35x + 56y = 1295/6 35x + 50y = 1175/6 Subtract equations 6y = 20 y = 20/6 y = 10/3 Substitute y 5x + 8(10/3) = 185/6 5x = 25/6 x = 25/6/5 x = 5/6
Find x for x^2 - 92/35x - 64/35 = 0
x^2 - 92/35x - 64/35 = 0 (x - 16/5)(x - -4/7) = 0 x - 16/5 = 0 or x - -4/7 = 0 x = 16/5 x = -4/7