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20
Solve for x: 8(x + -5) = 72
Solve a two-step equation.
Divide both sides by a, then subtract b.
14
Solve: 7x + -19 ≥ -54
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x ≥ -5
What is 149% of 300?
Compute the percent value (integer-safe).
Compute 149/100 × 300.
447
Solve for x: 3(x + -7) = 6
Solve a two-step equation.
Divide both sides by a, then subtract b.
9
If each item costs 5 dollars and the total cost is 150, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
30
Solve: |-5x + 5| ≤ 15
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
-2 ≤ x ≤ 4
What is 31% of 700?
Compute the percent value (integer-safe).
Compute 31/100 × 700.
217
Solve: -5x + 1 < -29
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x < 6
What is 64% of 250?
Compute the percent value (integer-safe).
Compute 64/100 × 250.
160
Solve for x: 7(x + 14) = 56
Solve a two-step equation.
Divide both sides by a, then subtract b.
-6
What is -5% of 60?
Compute the percent value (integer-safe).
Compute -5/100 × 60.
-3
Solve: |-2x + -3| = 0
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
no integer solutions
What is 116% of 250?
Compute the percent value (integer-safe).
Compute 116/100 × 250.
290
If each item costs 20 dollars and the total cost is -260, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
-13
Simplify: 0x + 2x + -8y
Combine like terms.
Add coefficients of like terms (x with x, y with y).
2x - 8y
What is 102% of 400?
Compute the percent value (integer-safe).
Compute 102/100 × 400.
408
Simplify: 8x + -6x + -7y
Combine like terms.
Add coefficients of like terms (x with x, y with y).
2x - 7y
If each item costs 9 dollars and the total cost is 261, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
29
If each item costs 11 dollars and the total cost is 11, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
1
Solve: |-4x + -20| ≤ 19
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
-9 ≤ x ≤ -1
Solve for x: 10x + -7 = 133
Solve the linear equation.
Subtract b from both sides, then divide by a.
14
Solve: |-6x + 9| = 5
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
no integer solutions
Solve: |4x + -5| = 11
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
4
Solve for x: 3x + -8 = -38
Solve the linear equation.
Subtract b from both sides, then divide by a.
-10
Solve for x: 9x + -12 = 96
Solve the linear equation.
Subtract b from both sides, then divide by a.
12
Solve: |6x + 10| ≤ 12
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
-3 ≤ x ≤ 0
What is 127% of 500?
Compute the percent value (integer-safe).
Compute 127/100 × 500.
635
Solve: 7x + 11 ≤ -3
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x ≤ -2
Solve: 5x + -2 > -42
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x > -8
Simplify: -2x + -8x + 0y
Combine like terms.
Add coefficients of like terms (x with x, y with y).
-10x
Solve for x: 2x + 13 = 33
Solve the linear equation.
Subtract b from both sides, then divide by a.
10
Solve for x: -9x + 26 = -145
Solve the linear equation.
Subtract b from both sides, then divide by a.
19
Solve for x: 7(x + 13) = 84
Solve a two-step equation.
Divide both sides by a, then subtract b.
-1
Solve: -3x + 3 ≥ 42
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x ≥ -13
Solve for x: -4x + 3 = -53
Solve the linear equation.
Subtract b from both sides, then divide by a.
14
Solve: |-1x + -8| ≤ 8
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
-16 ≤ x ≤ 0
What is 60% of 25?
Compute the percent value (integer-safe).
Compute 60/100 × 25.
15
Solve: -6x + 2 < -70
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x < 12
Simplify: 5x + -3x + -6y
Combine like terms.
Add coefficients of like terms (x with x, y with y).
2x - 6y
Solve: 8x + -9 ≥ -65
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x ≥ -7
Solve: -5x + -19 > -109
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x > 18
Simplify: -3x + 2x + 0y
Combine like terms.
Add coefficients of like terms (x with x, y with y).
-1x
If each item costs -1 dollars and the total cost is 18, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
-18
Solve for x: 5x + 15 = -70
Solve the linear equation.
Subtract b from both sides, then divide by a.
-17
If each item costs -7 dollars and the total cost is -49, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
7
What is -12% of 100?
Compute the percent value (integer-safe).
Compute -12/100 × 100.
-12
What is 31% of 200?
Compute the percent value (integer-safe).
Compute 31/100 × 200.
62
Solve: |7x + 10| ≤ 16
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
-3 ≤ x ≤ 0
Solve for x: -4(x + 14) = -56
Solve a two-step equation.
Divide both sides by a, then subtract b.
0
What is 53% of 900?
Compute the percent value (integer-safe).
Compute 53/100 × 900.
477
Solve for x: -12x + 30 = 138
Solve the linear equation.
Subtract b from both sides, then divide by a.
-9
Solve: |-1x + -7| ≤ 12
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
-19 ≤ x ≤ 5
What is 2% of 200?
Compute the percent value (integer-safe).
Compute 2/100 × 200.
4
Solve: |3x + -8| = 18
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
no integer solutions
If each item costs 6 dollars and the total cost is 24, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
4
Solve for x: -12x + -19 = -211
Solve the linear equation.
Subtract b from both sides, then divide by a.
16
Solve: |7x + 20| ≤ 9
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
-4 ≤ x ≤ -2
Simplify: 8x + -7x + -4y
Combine like terms.
Add coefficients of like terms (x with x, y with y).
1x - 4y
Solve: -5x + -19 ≥ 6
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x ≥ -5
Solve: |-8x + 2| ≤ 7
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
0 ≤ x ≤ 1
Solve: |-1x + 1| = 14
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
-13, 15
Solve for x: -8(x + -4) = -64
Solve a two-step equation.
Divide both sides by a, then subtract b.
12
Solve for x: 7x + -5 = -61
Solve the linear equation.
Subtract b from both sides, then divide by a.
-8
If each item costs -8 dollars and the total cost is -176, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
22
If each item costs 0 dollars and the total cost is 0, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
8
What is 11% of 600?
Compute the percent value (integer-safe).
Compute 11/100 × 600.
66
What is -9% of 700?
Compute the percent value (integer-safe).
Compute -9/100 × 700.
-63
Solve for x: 5(x + 10) = 35
Solve a two-step equation.
Divide both sides by a, then subtract b.
-3
Solve: 2x + -11 ≥ 27
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x ≥ 19
Solve: |8x + 11| ≤ 5
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
-2 ≤ x ≤ -1
What is 113% of 1000?
Compute the percent value (integer-safe).
Compute 113/100 × 1000.
1130
What is 19% of 1000?
Compute the percent value (integer-safe).
Compute 19/100 × 1000.
190
What is 58% of 0?
Compute the percent value (integer-safe).
Compute 58/100 × 0.
0
If each item costs -4 dollars and the total cost is -84, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
21
If each item costs 12 dollars and the total cost is 288, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
24
Solve for x: -8x + -18 = 110
Solve the linear equation.
Subtract b from both sides, then divide by a.
-16
Solve: |-4x + 8| ≤ 3
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
2 ≤ x ≤ 2
Solve: 3x + -1 < 26
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x < 9
Solve: 2x + 14 ≤ 8
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x ≤ -3
Solve: |-1x + 5| = 13
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
-8, 18
Solve for x: 5(x + 11) = -20
Solve a two-step equation.
Divide both sides by a, then subtract b.
-15
Solve for x: 2(x + -13) = -18
Solve a two-step equation.
Divide both sides by a, then subtract b.
4
Solve: |-3x + 15| = 14
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
no integer solutions
If each item costs 10 dollars and the total cost is 110, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
11
Solve: |1x + 10| = 2
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
-8, -12
Solve: 9x + -19 > -118
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x > -11
Solve: |-4x + -12| = 11
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
no integer solutions
If each item costs -6 dollars and the total cost is 96, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
-16
If each item costs 15 dollars and the total cost is 30, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
2
If each item costs 3 dollars and the total cost is 36, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
12
Simplify: -1x + 2x + 0y
Combine like terms.
Add coefficients of like terms (x with x, y with y).
1x
Simplify: 3x + -5x + -2y
Combine like terms.
Add coefficients of like terms (x with x, y with y).
-2x - 2y
What is 114% of 400?
Compute the percent value (integer-safe).
Compute 114/100 × 400.
456
Solve for x: 8x + 12 = 68
Solve the linear equation.
Subtract b from both sides, then divide by a.
7
Solve: 4x + -6 ≤ 62
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x ≤ 17
Solve: 1x + -12 ≤ -1
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x ≤ 11
Solve: 8x + -4 ≤ -124
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x ≤ -15
Solve for x: 3(x + 13) = 15
Solve a two-step equation.
Divide both sides by a, then subtract b.
-8
Solve: 8x + 18 ≥ -102
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x ≥ -15
Solve: |6x + -10| = 4
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
1