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20
What is -43% of 100?
Compute the percent value (integer-safe).
Compute -43/100 × 100.
-43
Solve for x: -3(x + -7) = -12
Solve a two-step equation.
Divide both sides by a, then subtract b.
11
Solve: 1x + 5 > -12
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x > -17
Simplify: 1x + 3x + 8y
Combine like terms.
Add coefficients of like terms (x with x, y with y).
4x + 8y
If each item costs 2 dollars and the total cost is 44, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
22
Solve: |7x + 11| = 11
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
0
If each item costs 13 dollars and the total cost is -117, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
-9
Solve: |-1x + 19| ≤ 11
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
8 ≤ x ≤ 30
What is -19% of 500?
Compute the percent value (integer-safe).
Compute -19/100 × 500.
-95
Solve: |-4x + -15| = 19
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
1
Solve: 6x + 20 > 104
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x > 14
If each item costs 4 dollars and the total cost is -24, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
-6
Solve: 8x + -16 < 96
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x < 14
Simplify: -1x + 6x + 4y
Combine like terms.
Add coefficients of like terms (x with x, y with y).
5x + 4y
Solve: -1x + 0 ≤ -1
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x ≤ 1
What is 139% of 700?
Compute the percent value (integer-safe).
Compute 139/100 × 700.
973
Solve: 1x + 11 ≤ 30
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x ≤ 19
If each item costs 19 dollars and the total cost is 38, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
2
Solve: |-1x + 1| = 5
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
-4, 6
What is 124% of 50?
Compute the percent value (integer-safe).
Compute 124/100 × 50.
62
Solve for x: 2x + 4 = 30
Solve the linear equation.
Subtract b from both sides, then divide by a.
13
Solve: -8x + 4 ≤ 108
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x ≤ -13
Solve for x: -4x + -28 = 44
Solve the linear equation.
Subtract b from both sides, then divide by a.
-18
Solve for x: -6x + -26 = -146
Solve the linear equation.
Subtract b from both sides, then divide by a.
20
What is -2% of 500?
Compute the percent value (integer-safe).
Compute -2/100 × 500.
-10
Solve: |7x + 6| = 11
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
no integer solutions
If each item costs 4 dollars and the total cost is -8, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
-2
Simplify: -8x + 5x + 5y
Combine like terms.
Add coefficients of like terms (x with x, y with y).
-3x + 5y
Solve: -5x + 14 < 89
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x < -15
Solve for x: -8x + 14 = -50
Solve the linear equation.
Subtract b from both sides, then divide by a.
8
If each item costs -6 dollars and the total cost is -120, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
20
Solve for x: 3x + 25 = -29
Solve the linear equation.
Subtract b from both sides, then divide by a.
-18
Solve: -2x + -15 > -35
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x > 10
Solve: |3x + 11| ≤ 20
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
-10 ≤ x ≤ 3
What is 23% of 1000?
Compute the percent value (integer-safe).
Compute 23/100 × 1000.
230
What is 102% of 50?
Compute the percent value (integer-safe).
Compute 102/100 × 50.
51
Simplify: -5x + -8x + 3y
Combine like terms.
Add coefficients of like terms (x with x, y with y).
-13x + 3y
If each item costs 8 dollars and the total cost is 64, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
8
What is 90% of 60?
Compute the percent value (integer-safe).
Compute 90/100 × 60.
54
If each item costs -4 dollars and the total cost is 56, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
-14
Simplify: -1x + 1x + -8y
Combine like terms.
Add coefficients of like terms (x with x, y with y).
-8y
Simplify: 7x + 6x + 3y
Combine like terms.
Add coefficients of like terms (x with x, y with y).
13x + 3y
Solve: |-3x + -15| = 14
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
no integer solutions
Solve: |3x + 7| ≤ 9
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
-5 ≤ x ≤ 0
Solve: |-3x + 4| = 20
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
8
Solve for x: 8x + -4 = 28
Solve the linear equation.
Subtract b from both sides, then divide by a.
4
If each item costs 8 dollars and the total cost is -64, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
-8
Solve for x: 1(x + -10) = -3
Solve a two-step equation.
Divide both sides by a, then subtract b.
7
Simplify: 0x + 2x + 7y
Combine like terms.
Add coefficients of like terms (x with x, y with y).
2x + 7y
Solve: |3x + -13| = 6
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
no integer solutions
Simplify: 8x + -7x + 6y
Combine like terms.
Add coefficients of like terms (x with x, y with y).
1x + 6y
Simplify: -6x + -6x + 6y
Combine like terms.
Add coefficients of like terms (x with x, y with y).
-12x + 6y
If each item costs 14 dollars and the total cost is -154, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
-11
Solve for x: -10x + -19 = 121
Solve the linear equation.
Subtract b from both sides, then divide by a.
-14
Simplify: -3x + -1x + -1y
Combine like terms.
Add coefficients of like terms (x with x, y with y).
-4x - 1y
Solve for x: -1x + -8 = 6
Solve the linear equation.
Subtract b from both sides, then divide by a.
-14
Solve: |3x + -14| ≤ 0
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
no integer solutions
Solve for x: 8x + -9 = 111
Solve the linear equation.
Subtract b from both sides, then divide by a.
15
If each item costs -3 dollars and the total cost is 24, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
-8
Solve: -10x + 5 > -85
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x > 9
If each item costs 9 dollars and the total cost is 162, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
18
Solve: |4x + 17| ≤ 14
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
-7 ≤ x ≤ -1
What is 63% of 200?
Compute the percent value (integer-safe).
Compute 63/100 × 200.
126
What is 37% of 900?
Compute the percent value (integer-safe).
Compute 37/100 × 900.
333
What is 82% of 50?
Compute the percent value (integer-safe).
Compute 82/100 × 50.
41
What is 121% of 400?
Compute the percent value (integer-safe).
Compute 121/100 × 400.
484
If each item costs -10 dollars and the total cost is -190, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
19
Solve for x: -4(x + 10) = -56
Solve a two-step equation.
Divide both sides by a, then subtract b.
4
Solve: |-3x + 11| = 8
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
1
Solve for x: 8(x + -11) = -184
Solve a two-step equation.
Divide both sides by a, then subtract b.
-12
Simplify: -3x + -4x + 0y
Combine like terms.
Add coefficients of like terms (x with x, y with y).
-7x
Solve for x: 7(x + 0) = -77
Solve a two-step equation.
Divide both sides by a, then subtract b.
-11
Simplify: 5x + -2x + -4y
Combine like terms.
Add coefficients of like terms (x with x, y with y).
3x - 4y
Solve for x: -11x + -22 = -121
Solve the linear equation.
Subtract b from both sides, then divide by a.
9
What is 28% of 175?
Compute the percent value (integer-safe).
Compute 28/100 × 175.
49
Solve: 3x + -19 ≥ -55
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x ≥ -12
Solve for x: -3(x + -9) = 63
Solve a two-step equation.
Divide both sides by a, then subtract b.
-12
Solve: |1x + 4| ≤ 6
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
-10 ≤ x ≤ 2
Solve for x: 3x + 26 = 53
Solve the linear equation.
Subtract b from both sides, then divide by a.
9
Simplify: 6x + 6x + 4y
Combine like terms.
Add coefficients of like terms (x with x, y with y).
12x + 4y
Solve for x: 3(x + 0) = 21
Solve a two-step equation.
Divide both sides by a, then subtract b.
7
Solve: -5x + 16 ≥ 101
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x ≥ -17
Solve for x: -9x + -30 = 114
Solve the linear equation.
Subtract b from both sides, then divide by a.
-16
Solve: |6x + 0| ≤ 5
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
0 ≤ x ≤ 0
Solve: 9x + -6 ≥ 57
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x ≥ 7
Solve: 5x + -12 ≥ -7
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x ≥ 1
Solve: |8x + 5| ≤ 20
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
-3 ≤ x ≤ 1
If each item costs 16 dollars and the total cost is -128, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
-8
Solve: |-2x + -15| ≤ 0
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
no integer solutions
Simplify: -7x + 4x + 2y
Combine like terms.
Add coefficients of like terms (x with x, y with y).
-3x + 2y
What is -39% of 700?
Compute the percent value (integer-safe).
Compute -39/100 × 700.
-273
What is -43% of 800?
Compute the percent value (integer-safe).
Compute -43/100 × 800.
-344
What is 81% of 200?
Compute the percent value (integer-safe).
Compute 81/100 × 200.
162
If each item costs 11 dollars and the total cost is -121, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
-11
If each item costs -9 dollars and the total cost is -135, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
15
Solve: 8x + 6 ≤ -82
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x ≤ -11
What is 101% of 100?
Compute the percent value (integer-safe).
Compute 101/100 × 100.
101
What is 37% of 900?
Compute the percent value (integer-safe).
Compute 37/100 × 900.
333
Solve for x: 7x + -26 = -131
Solve the linear equation.
Subtract b from both sides, then divide by a.
-15
Simplify: 1x + 4x + -6y
Combine like terms.
Add coefficients of like terms (x with x, y with y).
5x - 6y