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Solve the system: 2x + 8y = -12 9x + 3y = 147/4
2x + 8y = -12 9x + 3y = 147/4 Using elimination 9*(2x + 8y = -12) 2*(9x + 3y = 147/4) 18x + 72y = -108 18x + 6y = 147/2 Subtract equations 66y = -363/2 y = -363/2/66 y = -11/4 Substitute y 2x + 8(-11/4) = -12 2x = 10 x = 10/2 x = 5
Find the solution to x^3 + 201/20x^2 + 67/2x + 741/20 = 0
x^3 + 201/20x^2 + 67/2x + 741/20 = 0 (x - -3)(x - -13/4)(x - -19/5) = 0 x - -3 = 0 x - -13/4 = 0 x - -19/5 = 0 x = -3 x = -13/4 x = -19/5
Solve x^2 - 77/18x + 49/18 = 0
x^2 - 77/18x + 49/18 = 0 (x - 7/2)(x - 7/9) = 0 x - 7/2 = 0 or x - 7/9 = 0 x = 7/2 x = 7/9
Solve the system: 3x + 3y = -687/40 6x + 7y = -1459/40
3x + 3y = -687/40 6x + 7y = -1459/40 Using elimination 6*(3x + 3y = -687/40) 3*(6x + 7y = -1459/40) 18x + 18y = -2061/20 18x + 21y = -4377/40 Subtract equations -3y = 51/8 y = 51/8/-3 y = -17/8 Substitute y 3x + 3(-17/8) = -687/40 3x = -54/5 x = -54/5/3 x = -18/5
Find x in x^2 + 75/8x + 133/8 = 0
x^2 + 75/8x + 133/8 = 0 (x - -7)(x - -19/8) = 0 x - -7 = 0 or x - -19/8 = 0 x = -7 x = -19/8
Find x for x^2 - 59/3x - 20/3 = 0
x^2 - 59/3x - 20/3 = 0 (x - 20)(x - -1/3) = 0 x - 20 = 0 or x - -1/3 = 0 x = 20 x = -1/3
Solve quickly: x^3 + 50/9x^2 + 137/27x - 70/9 = 0
x^3 + 50/9x^2 + 137/27x - 70/9 = 0 (x - 7/9)(x - -3)(x - -10/3) = 0 x - 7/9 = 0 x - -3 = 0 x - -10/3 = 0 x = 7/9 x = -3 x = -10/3
Compute the solution of x^2 - 17x + 30 = 0
x^2 - 17x + 30 = 0 (x - 2)(x - 15) = 0 x - 2 = 0 or x - 15 = 0 x = 2 x = 15
Compute the solution of x^3 - 509/210x^2 + 149/210x + 19/35 = 0
x^3 - 509/210x^2 + 149/210x + 19/35 = 0 (x - -1/3)(x - 19/10)(x - 6/7) = 0 x - -1/3 = 0 x - 19/10 = 0 x - 6/7 = 0 x = -1/3 x = 19/10 x = 6/7
Solve simultaneously: 4x + 7y = 64/3 9x + 1y = -11
4x + 7y = 64/3 9x + 1y = -11 Using elimination 9*(4x + 7y = 64/3) 4*(9x + 1y = -11) 36x + 63y = 192 36x + 4y = -44 Subtract equations 59y = 236 y = 236/59 y = 4 Substitute y 4x + 7(4) = 64/3 4x = -20/3 x = -20/3/4 x = -5/3
Determine x in 2x - 22/3 = 0
2x - 22/3 = 0 2x = 22/3 x = 22/3 / 2 x = 11/3
Find x in 5x + 10 = 0
5x + 10 = 0 5x = -10 x = -10 / 5 x = -2
Find the solution to 4x + 8/3 = 0
4x + 8/3 = 0 4x = -8/3 x = -8/3 / 4 x = -2/3
Solve the equation 8x - 60 = 0
8x - 60 = 0 8x = 60 x = 60 / 8 x = 15/2
Solve the system: 8x + 6y = 31 4x + 6y = 11
8x + 6y = 31 4x + 6y = 11 Using elimination 4*(8x + 6y = 31) 8*(4x + 6y = 11) 32x + 24y = 124 32x + 48y = 88 Subtract equations -24y = 36 y = 36/-24 y = -3/2 Substitute y 8x + 6(-3/2) = 31 8x = 40 x = 40/8 x = 5
Find the solution to 9x + 144/7 = 0
9x + 144/7 = 0 9x = -144/7 x = -144/7 / 9 x = -16/7
Solve simultaneously: 10x + 2y = 21 1x + 3y = 7/6
10x + 2y = 21 1x + 3y = 7/6 Using elimination 1*(10x + 2y = 21) 10*(1x + 3y = 7/6) 10x + 2y = 21 10x + 30y = 35/3 Subtract equations -28y = 28/3 y = 28/3/-28 y = -1/3 Substitute y 10x + 2(-1/3) = 21 10x = 65/3 x = 65/3/10 x = 13/6
Find the solution to x^3 - 11/2x^2 + 41/6x + 35/27 = 0
x^3 - 11/2x^2 + 41/6x + 35/27 = 0 (x - 10/3)(x - 7/3)(x - -1/6) = 0 x - 10/3 = 0 x - 7/3 = 0 x - -1/6 = 0 x = 10/3 x = 7/3 x = -1/6
Compute the solution of x^2 - 55/12x + 13/12 = 0
x^2 - 55/12x + 13/12 = 0 (x - 1/4)(x - 13/3) = 0 x - 1/4 = 0 or x - 13/3 = 0 x = 1/4 x = 13/3
Find x for x^2 - 6x = 0
x^2 - 6x = 0 (x - 6)(x - 0) = 0 x - 6 = 0 or x - 0 = 0 x = 6 x = 0
Solve quickly: x^2 - 29/40x - 9/20 = 0
x^2 - 29/40x - 9/20 = 0 (x - -2/5)(x - 9/8) = 0 x - -2/5 = 0 or x - 9/8 = 0 x = -2/5 x = 9/8
Solve the equation 8x + 24 = 0
8x + 24 = 0 8x = -24 x = -24 / 8 x = -3
What value of x satisfies x^2 + 56/15x + 49/15 = 0
x^2 + 56/15x + 49/15 = 0 (x - -7/3)(x - -7/5) = 0 x - -7/3 = 0 or x - -7/5 = 0 x = -7/3 x = -7/5
Compute the solution of x^2 + 10x - 171 = 0
x^2 + 10x - 171 = 0 (x - -19)(x - 9) = 0 x - -19 = 0 or x - 9 = 0 x = -19 x = 9
Find x in 4x - 64/3 = 0
4x - 64/3 = 0 4x = 64/3 x = 64/3 / 4 x = 16/3
Solve quickly: x^2 - 7/9x - 20/27 = 0
x^2 - 7/9x - 20/27 = 0 (x - 4/3)(x - -5/9) = 0 x - 4/3 = 0 or x - -5/9 = 0 x = 4/3 x = -5/9
Find x and y such that 2x + 4y = 468/7 6x + 2y = 214/7
2x + 4y = 468/7 6x + 2y = 214/7 Using elimination 6*(2x + 4y = 468/7) 2*(6x + 2y = 214/7) 12x + 24y = 2808/7 12x + 4y = 428/7 Subtract equations 20y = 340 y = 340/20 y = 17 Substitute y 2x + 4(17) = 468/7 2x = -8/7 x = -8/7/2 x = -4/7
Determine x in x^3 - 34/5x^2 + 15x - 54/5 = 0
x^3 - 34/5x^2 + 15x - 54/5 = 0 (x - 9/5)(x - 2)(x - 3) = 0 x - 9/5 = 0 x - 2 = 0 x - 3 = 0 x = 9/5 x = 2 x = 3
Solve x^3 - 1/6x^2 - 26/3x + 10 = 0
x^3 - 1/6x^2 - 26/3x + 10 = 0 (x - 3/2)(x - 2)(x - -10/3) = 0 x - 3/2 = 0 x - 2 = 0 x - -10/3 = 0 x = 3/2 x = 2 x = -10/3
Solve simultaneously: 10x + 8y = 431/12 2x + 2y = 107/12
10x + 8y = 431/12 2x + 2y = 107/12 Using elimination 2*(10x + 8y = 431/12) 10*(2x + 2y = 107/12) 20x + 16y = 431/6 20x + 20y = 535/6 Subtract equations -4y = -52/3 y = -52/3/-4 y = 13/3 Substitute y 10x + 8(13/3) = 431/12 10x = 5/4 x = 5/4/10 x = 1/8
Solve simultaneously: 8x + 5y = -60 8x + 7y = -68
8x + 5y = -60 8x + 7y = -68 Using elimination 8*(8x + 5y = -60) 8*(8x + 7y = -68) 64x + 40y = -480 64x + 56y = -544 Subtract equations -16y = 64 y = 64/-16 y = -4 Substitute y 8x + 5(-4) = -60 8x = -40 x = -40/8 x = -5
What value of x satisfies 9x + 27/5 = 0
9x + 27/5 = 0 9x = -27/5 x = -27/5 / 9 x = -3/5
Solve quickly: x^2 + 32/3x + 64/3 = 0
x^2 + 32/3x + 64/3 = 0 (x - -8/3)(x - -8) = 0 x - -8/3 = 0 or x - -8 = 0 x = -8/3 x = -8
Solve 6x + 51/5 = 0
6x + 51/5 = 0 6x = -51/5 x = -51/5 / 6 x = -17/10
Find x for x^3 - 25/3x^2 - 8x + 132 = 0
x^3 - 25/3x^2 - 8x + 132 = 0 (x - -11/3)(x - 6)(x - 6) = 0 x - -11/3 = 0 x - 6 = 0 x - 6 = 0 x = -11/3 x = 6 x = 6
Compute the solution of x^2 + 153/35x + 76/35 = 0
x^2 + 153/35x + 76/35 = 0 (x - -4/7)(x - -19/5) = 0 x - -4/7 = 0 or x - -19/5 = 0 x = -4/7 x = -19/5
Find x in x^3 - 34/3x^2 + 112/3x - 32 = 0
x^3 - 34/3x^2 + 112/3x - 32 = 0 (x - 4/3)(x - 4)(x - 6) = 0 x - 4/3 = 0 x - 4 = 0 x - 6 = 0 x = 4/3 x = 4 x = 6
Solve quickly: 9x + 63/4 = 0
9x + 63/4 = 0 9x = -63/4 x = -63/4 / 9 x = -7/4
Determine x in x^3 - 3x^2 + 95/64x + 33/32 = 0
x^3 - 3x^2 + 95/64x + 33/32 = 0 (x - -3/8)(x - 2)(x - 11/8) = 0 x - -3/8 = 0 x - 2 = 0 x - 11/8 = 0 x = -3/8 x = 2 x = 11/8
Find x for x^2 + 5x - 14 = 0
x^2 + 5x - 14 = 0 (x - 2)(x - -7) = 0 x - 2 = 0 or x - -7 = 0 x = 2 x = -7
Solve x^2 - 47/3x - 68/3 = 0
x^2 - 47/3x - 68/3 = 0 (x - 17)(x - -4/3) = 0 x - 17 = 0 or x - -4/3 = 0 x = 17 x = -4/3
What value of x satisfies 2x + 4 = 0
2x + 4 = 0 2x = -4 x = -4 / 2 x = -2
Solve quickly: x^3 + 115/3x^2 + 1174/3x + 456 = 0
x^3 + 115/3x^2 + 1174/3x + 456 = 0 (x - -19)(x - -4/3)(x - -18) = 0 x - -19 = 0 x - -4/3 = 0 x - -18 = 0 x = -19 x = -4/3 x = -18
Compute the solution of x^3 - 163/90x^2 - 116/27x + 119/30 = 0
x^3 - 163/90x^2 - 116/27x + 119/30 = 0 (x - 17/6)(x - -9/5)(x - 7/9) = 0 x - 17/6 = 0 x - -9/5 = 0 x - 7/9 = 0 x = 17/6 x = -9/5 x = 7/9
Find x for x^3 + 5/9x^2 - 356/81x - 320/81 = 0
x^3 + 5/9x^2 - 356/81x - 320/81 = 0 (x - 20/9)(x - -1)(x - -16/9) = 0 x - 20/9 = 0 x - -1 = 0 x - -16/9 = 0 x = 20/9 x = -1 x = -16/9
Find the solution to x^2 - 43/5x - 14 = 0
x^2 - 43/5x - 14 = 0 (x - -7/5)(x - 10) = 0 x - -7/5 = 0 or x - 10 = 0 x = -7/5 x = 10
Determine x in x^2 + 38/3x - 361/3 = 0
x^2 + 38/3x - 361/3 = 0 (x - -19)(x - 19/3) = 0 x - -19 = 0 or x - 19/3 = 0 x = -19 x = 19/3
Determine x in 5x - 15 = 0
5x - 15 = 0 5x = 15 x = 15 / 5 x = 3
Solve 9x + 45 = 0
9x + 45 = 0 9x = -45 x = -45 / 9 x = -5
Determine x in x^2 - 35/2x + 75/2 = 0
x^2 - 35/2x + 75/2 = 0 (x - 15)(x - 5/2) = 0 x - 15 = 0 or x - 5/2 = 0 x = 15 x = 5/2
Solve simultaneously: 8x + 1y = 82/5 6x + 3y = 84/5
8x + 1y = 82/5 6x + 3y = 84/5 Using elimination 6*(8x + 1y = 82/5) 8*(6x + 3y = 84/5) 48x + 6y = 492/5 48x + 24y = 672/5 Subtract equations -18y = -36 y = -36/-18 y = 2 Substitute y 8x + 1(2) = 82/5 8x = 72/5 x = 72/5/8 x = 9/5
Find x and y such that 8x + 9y = -53 10x + 2y = -587/9
8x + 9y = -53 10x + 2y = -587/9 Using elimination 10*(8x + 9y = -53) 8*(10x + 2y = -587/9) 80x + 90y = -530 80x + 16y = -4696/9 Subtract equations 74y = -74/9 y = -74/9/74 y = -1/9 Substitute y 8x + 9(-1/9) = -53 8x = -52 x = -52/8 x = -13/2
Solve simultaneously: 1x + 1y = -8 6x + 4y = -50
1x + 1y = -8 6x + 4y = -50 Using elimination 6*(1x + 1y = -8) 1*(6x + 4y = -50) 6x + 6y = -48 6x + 4y = -50 Subtract equations 2y = 2 y = 2/2 y = 1 Substitute y 1x + 1(1) = -8 1x = -9 x = -9/1 x = -9
Find x for x^2 - 41/12x + 11/6 = 0
x^2 - 41/12x + 11/6 = 0 (x - 2/3)(x - 11/4) = 0 x - 2/3 = 0 or x - 11/4 = 0 x = 2/3 x = 11/4
Find x and y such that 2x + 5y = 46/7 8x + 2y = -592/35
2x + 5y = 46/7 8x + 2y = -592/35 Using elimination 8*(2x + 5y = 46/7) 2*(8x + 2y = -592/35) 16x + 40y = 368/7 16x + 4y = -1184/35 Subtract equations 36y = 432/5 y = 432/5/36 y = 12/5 Substitute y 2x + 5(12/5) = 46/7 2x = -38/7 x = -38/7/2 x = -19/7
Solve x^3 - 49/10x^2 - 45x + 612/5 = 0
x^3 - 49/10x^2 - 45x + 612/5 = 0 (x - 17/2)(x - 12/5)(x - -6) = 0 x - 17/2 = 0 x - 12/5 = 0 x - -6 = 0 x = 17/2 x = 12/5 x = -6
Find x for x^2 + 11/3x + 2 = 0
x^2 + 11/3x + 2 = 0 (x - -2/3)(x - -3) = 0 x - -2/3 = 0 or x - -3 = 0 x = -2/3 x = -3
Compute the solution of 6x = 0
6x = 0 6x = 0 x = 0 / 6 x = 0
Solve 4x - 5 = 0
4x - 5 = 0 4x = 5 x = 5 / 4 x = 5/4
What value of x satisfies 1x - 15/4 = 0
1x - 15/4 = 0 1x = 15/4 x = 15/4 / 1 x = 15/4
What value of x satisfies 9x + 27/7 = 0
9x + 27/7 = 0 9x = -27/7 x = -27/7 / 9 x = -3/7
Solve quickly: x^2 + 29/6x + 5 = 0
x^2 + 29/6x + 5 = 0 (x - -10/3)(x - -3/2) = 0 x - -10/3 = 0 or x - -3/2 = 0 x = -10/3 x = -3/2
Find the solution to 7x + 35/2 = 0
7x + 35/2 = 0 7x = -35/2 x = -35/2 / 7 x = -5/2
Find x in 5x - 7 = 0
5x - 7 = 0 5x = 7 x = 7 / 5 x = 7/5
Solve the equations: 2x + 10y = -76/3 5x + 9y = -662/15
2x + 10y = -76/3 5x + 9y = -662/15 Using elimination 5*(2x + 10y = -76/3) 2*(5x + 9y = -662/15) 10x + 50y = -380/3 10x + 18y = -1324/15 Subtract equations 32y = -192/5 y = -192/5/32 y = -6/5 Substitute y 2x + 10(-6/5) = -76/3 2x = -40/3 x = -40/3/2 x = -20/3
What value of x satisfies 5x - 20/3 = 0
5x - 20/3 = 0 5x = 20/3 x = 20/3 / 5 x = 4/3
Compute the solution of 9x - 36 = 0
9x - 36 = 0 9x = 36 x = 36 / 9 x = 4
Determine x in x^3 - 131/21x^2 - 1789/21x - 247/7 = 0
x^3 - 131/21x^2 - 1789/21x - 247/7 = 0 (x - -3/7)(x - -19/3)(x - 13) = 0 x - -3/7 = 0 x - -19/3 = 0 x - 13 = 0 x = -3/7 x = -19/3 x = 13
Find x and y such that 8x + 6y = 22/3 8x + 2y = 10/3
8x + 6y = 22/3 8x + 2y = 10/3 Using elimination 8*(8x + 6y = 22/3) 8*(8x + 2y = 10/3) 64x + 48y = 176/3 64x + 16y = 80/3 Subtract equations 32y = 32 y = 32/32 y = 1 Substitute y 8x + 6(1) = 22/3 8x = 4/3 x = 4/3/8 x = 1/6
Find x and y such that 10x + 4y = -371/9 3x + 8y = -413/18
10x + 4y = -371/9 3x + 8y = -413/18 Using elimination 3*(10x + 4y = -371/9) 10*(3x + 8y = -413/18) 30x + 12y = -371/3 30x + 80y = -2065/9 Subtract equations -68y = 952/9 y = 952/9/-68 y = -14/9 Substitute y 10x + 4(-14/9) = -371/9 10x = -35 x = -35/10 x = -7/2
Find the solution to x^2 + 93/4x + 323/4 = 0
x^2 + 93/4x + 323/4 = 0 (x - -17/4)(x - -19) = 0 x - -17/4 = 0 or x - -19 = 0 x = -17/4 x = -19
Find x and y such that 7x + 3y = -167/8 6x + 2y = -77/4
7x + 3y = -167/8 6x + 2y = -77/4 Using elimination 6*(7x + 3y = -167/8) 7*(6x + 2y = -77/4) 42x + 18y = -501/4 42x + 14y = -539/4 Subtract equations 4y = 19/2 y = 19/2/4 y = 19/8 Substitute y 7x + 3(19/8) = -167/8 7x = -28 x = -28/7 x = -4
Solve the system: 1x + 6y = -3 5x + 3y = 12
1x + 6y = -3 5x + 3y = 12 Using elimination 5*(1x + 6y = -3) 1*(5x + 3y = 12) 5x + 30y = -15 5x + 3y = 12 Subtract equations 27y = -27 y = -27/27 y = -1 Substitute y 1x + 6(-1) = -3 1x = 3 x = 3/1 x = 3
Find x in x^3 - 17/3x^2 + 607/64x - 95/24 = 0
x^3 - 17/3x^2 + 607/64x - 95/24 = 0 (x - 19/8)(x - 5/8)(x - 8/3) = 0 x - 19/8 = 0 x - 5/8 = 0 x - 8/3 = 0 x = 19/8 x = 5/8 x = 8/3
Find the solution to x^2 - 95/6x + 361/6 = 0
x^2 - 95/6x + 361/6 = 0 (x - 19/2)(x - 19/3) = 0 x - 19/2 = 0 or x - 19/3 = 0 x = 19/2 x = 19/3
Solve 2x + 20/7 = 0
2x + 20/7 = 0 2x = -20/7 x = -20/7 / 2 x = -10/7
Solve the equations: 3x + 6y = 57/5 7x + 10y = 113/5
3x + 6y = 57/5 7x + 10y = 113/5 Using elimination 7*(3x + 6y = 57/5) 3*(7x + 10y = 113/5) 21x + 42y = 399/5 21x + 30y = 339/5 Subtract equations 12y = 12 y = 12/12 y = 1 Substitute y 3x + 6(1) = 57/5 3x = 27/5 x = 27/5/3 x = 9/5
What value of x satisfies x^2 + 3x - 45/16 = 0
x^2 + 3x - 45/16 = 0 (x - -15/4)(x - 3/4) = 0 x - -15/4 = 0 or x - 3/4 = 0 x = -15/4 x = 3/4
Determine x in x^3 - 179/10x^2 + 227/5x - 57/2 = 0
x^3 - 179/10x^2 + 227/5x - 57/2 = 0 (x - 15)(x - 19/10)(x - 1) = 0 x - 15 = 0 x - 19/10 = 0 x - 1 = 0 x = 15 x = 19/10 x = 1
Find x in 9x - 63/8 = 0
9x - 63/8 = 0 9x = 63/8 x = 63/8 / 9 x = 7/8
Find x in x^2 - 8/3x + 5/3 = 0
x^2 - 8/3x + 5/3 = 0 (x - 5/3)(x - 1) = 0 x - 5/3 = 0 or x - 1 = 0 x = 5/3 x = 1
Solve the system: 6x + 10y = -131/2 4x + 9y = -53
6x + 10y = -131/2 4x + 9y = -53 Using elimination 4*(6x + 10y = -131/2) 6*(4x + 9y = -53) 24x + 40y = -262 24x + 54y = -318 Subtract equations -14y = 56 y = 56/-14 y = -4 Substitute y 6x + 10(-4) = -131/2 6x = -51/2 x = -51/2/6 x = -17/4
Compute the solution of x^3 - 1x^2 - 37/16x + 5/8 = 0
x^3 - 1x^2 - 37/16x + 5/8 = 0 (x - 1/4)(x - -5/4)(x - 2) = 0 x - 1/4 = 0 x - -5/4 = 0 x - 2 = 0 x = 1/4 x = -5/4 x = 2
Compute the solution of 5x - 100/7 = 0
5x - 100/7 = 0 5x = 100/7 x = 100/7 / 5 x = 20/7
Find the solution to 6x + 18/7 = 0
6x + 18/7 = 0 6x = -18/7 x = -18/7 / 6 x = -3/7
Find x in x^2 + 13x + 42 = 0
x^2 + 13x + 42 = 0 (x - -6)(x - -7) = 0 x - -6 = 0 or x - -7 = 0 x = -6 x = -7
Find x for x^3 - 24/5x^2 + 84/25x - 16/25 = 0
x^3 - 24/5x^2 + 84/25x - 16/25 = 0 (x - 4)(x - 2/5)(x - 2/5) = 0 x - 4 = 0 x - 2/5 = 0 x - 2/5 = 0 x = 4 x = 2/5 x = 2/5
Solve quickly: x^2 + 127/63x + 44/63 = 0
x^2 + 127/63x + 44/63 = 0 (x - -11/7)(x - -4/9) = 0 x - -11/7 = 0 or x - -4/9 = 0 x = -11/7 x = -4/9
Determine x in x^2 + 74/21x - 16/3 = 0
x^2 + 74/21x - 16/3 = 0 (x - -14/3)(x - 8/7) = 0 x - -14/3 = 0 or x - 8/7 = 0 x = -14/3 x = 8/7
Determine x in x^3 + 851/168x^2 + 157/21x + 10/3 = 0
x^3 + 851/168x^2 + 157/21x + 10/3 = 0 (x - -7/8)(x - -20/7)(x - -4/3) = 0 x - -7/8 = 0 x - -20/7 = 0 x - -4/3 = 0 x = -7/8 x = -20/7 x = -4/3
Solve the equations: 9x + 10y = -227/7 10x + 9y = -401/14
9x + 10y = -227/7 10x + 9y = -401/14 Using elimination 10*(9x + 10y = -227/7) 9*(10x + 9y = -401/14) 90x + 100y = -2270/7 90x + 81y = -3609/14 Subtract equations 19y = -133/2 y = -133/2/19 y = -7/2 Substitute y 9x + 10(-7/2) = -227/7 9x = 18/7 x = 18/7/9 x = 2/7
Compute the solution of x^2 + 149/90x + 11/18 = 0
x^2 + 149/90x + 11/18 = 0 (x - -11/10)(x - -5/9) = 0 x - -11/10 = 0 or x - -5/9 = 0 x = -11/10 x = -5/9
Find x for 6x - 12 = 0
6x - 12 = 0 6x = 12 x = 12 / 6 x = 2
What value of x satisfies 7x + 7/3 = 0
7x + 7/3 = 0 7x = -7/3 x = -7/3 / 7 x = -1/3
Solve the equations: 9x + 9y = -351/10 1x + 2y = -19/5
9x + 9y = -351/10 1x + 2y = -19/5 Using elimination 1*(9x + 9y = -351/10) 9*(1x + 2y = -19/5) 9x + 9y = -351/10 9x + 18y = -171/5 Subtract equations -9y = -9/10 y = -9/10/-9 y = 1/10 Substitute y 9x + 9(1/10) = -351/10 9x = -36 x = -36/9 x = -4
Solve simultaneously: 1x + 8y = 255/8 6x + 3y = 0
1x + 8y = 255/8 6x + 3y = 0 Using elimination 6*(1x + 8y = 255/8) 1*(6x + 3y = 0) 6x + 48y = 765/4 6x + 3y = 0 Subtract equations 45y = 765/4 y = 765/4/45 y = 17/4 Substitute y 1x + 8(17/4) = 255/8 1x = -17/8 x = -17/8/1 x = -17/8
Solve quickly: 8x + 8 = 0
8x + 8 = 0 8x = -8 x = -8 / 8 x = -1
Find x in x^2 + 37/10x + 7/10 = 0
x^2 + 37/10x + 7/10 = 0 (x - -1/5)(x - -7/2) = 0 x - -1/5 = 0 or x - -7/2 = 0 x = -1/5 x = -7/2
Find x for 4x - 20/9 = 0
4x - 20/9 = 0 4x = 20/9 x = 20/9 / 4 x = 5/9
Determine x in x^2 + 5/7x - 12/7 = 0
x^2 + 5/7x - 12/7 = 0 (x - 1)(x - -12/7) = 0 x - 1 = 0 or x - -12/7 = 0 x = 1 x = -12/7