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20
Simplify: 0x + -1x + 0y
Combine like terms.
Add coefficients of like terms (x with x, y with y).
-1x
Solve: |-5x + -14| = 2
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
no integer solutions
Solve for x: -8x + 24 = 32
Solve the linear equation.
Subtract b from both sides, then divide by a.
-1
Solve: |8x + -4| ≤ 19
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
-1 ≤ x ≤ 2
If each item costs -2 dollars and the total cost is -4, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
2
Solve: -10x + -14 < 116
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x < -13
Simplify: -5x + -2x + -4y
Combine like terms.
Add coefficients of like terms (x with x, y with y).
-7x - 4y
If each item costs 4 dollars and the total cost is 12, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
3
What is 3% of 800?
Compute the percent value (integer-safe).
Compute 3/100 × 800.
24
Solve: |-6x + -12| = 2
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
no integer solutions
What is 133% of 700?
Compute the percent value (integer-safe).
Compute 133/100 × 700.
931
Solve for x: -3x + -1 = 23
Solve the linear equation.
Subtract b from both sides, then divide by a.
-8
What is 51% of 0?
Compute the percent value (integer-safe).
Compute 51/100 × 0.
0
Solve for x: 6(x + -6) = 36
Solve a two-step equation.
Divide both sides by a, then subtract b.
12
Solve: -5x + -1 ≤ -21
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x ≤ 4
What is 22% of 300?
Compute the percent value (integer-safe).
Compute 22/100 × 300.
66
Solve: -5x + -13 > 87
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x > -20
What is 131% of 400?
Compute the percent value (integer-safe).
Compute 131/100 × 400.
524
Simplify: -3x + -4x + -1y
Combine like terms.
Add coefficients of like terms (x with x, y with y).
-7x - 1y
Solve: |-8x + 0| = 2
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
no integer solutions
Solve: |-1x + -2| ≤ 7
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
-9 ≤ x ≤ 5
Solve: |5x + -3| = 1
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
no integer solutions
What is 16% of 175?
Compute the percent value (integer-safe).
Compute 16/100 × 175.
28
Solve for x: 2x + -27 = -61
Solve the linear equation.
Subtract b from both sides, then divide by a.
-17
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
Solve for x: 7(x + 3) = -77
Solve a two-step equation.
Divide both sides by a, then subtract b.
-14
What is -23% of 600?
Compute the percent value (integer-safe).
Compute -23/100 × 600.
-138
If each item costs -6 dollars and the total cost is -6, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
1
Solve for x: -6(x + 8) = -6
Solve a two-step equation.
Divide both sides by a, then subtract b.
-7
Solve: -5x + -10 ≤ 90
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x ≤ -20
Solve for x: 3(x + -3) = -9
Solve a two-step equation.
Divide both sides by a, then subtract b.
0
Solve for x: -7(x + 13) = -70
Solve a two-step equation.
Divide both sides by a, then subtract b.
-3
What is 61% of 400?
Compute the percent value (integer-safe).
Compute 61/100 × 400.
244
Solve for x: 3(x + -7) = -18
Solve a two-step equation.
Divide both sides by a, then subtract b.
1
Solve for x: -2(x + 6) = 6
Solve a two-step equation.
Divide both sides by a, then subtract b.
-9
If each item costs 2 dollars and the total cost is 14, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
7
What is 137% of 0?
Compute the percent value (integer-safe).
Compute 137/100 × 0.
0
Solve: 1x + 18 < 31
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x < 13
What is 60% of 25?
Compute the percent value (integer-safe).
Compute 60/100 × 25.
15
Solve for x: -5(x + 6) = -25
Solve a two-step equation.
Divide both sides by a, then subtract b.
-1
What is 136% of 175?
Compute the percent value (integer-safe).
Compute 136/100 × 175.
238
Solve: -9x + 1 > -143
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x > 16
Solve: |-3x + -10| = 2
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
-4
Solve for x: -5(x + 5) = -50
Solve a two-step equation.
Divide both sides by a, then subtract b.
5
Solve: |-3x + 3| = 18
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
-5, 7
Solve: |-5x + -6| = 3
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
no integer solutions
Solve: |-8x + 9| = 2
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
no integer solutions
If each item costs 20 dollars and the total cost is 240, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
12
What is 127% of 600?
Compute the percent value (integer-safe).
Compute 127/100 × 600.
762
If each item costs -7 dollars and the total cost is -119, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
17
Solve: |-3x + -2| = 10
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
-4
Solve: -7x + -10 < 130
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x < -20
Solve for x: 2(x + 13) = 24
Solve a two-step equation.
Divide both sides by a, then subtract b.
-1
Solve for x: -11x + 9 = 130
Solve the linear equation.
Subtract b from both sides, then divide by a.
-11
Solve: |2x + -2| = 19
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
no integer solutions
Simplify: 4x + 3x + 1y
Combine like terms.
Add coefficients of like terms (x with x, y with y).
7x + 1y
Solve for x: -4(x + -1) = -24
Solve a two-step equation.
Divide both sides by a, then subtract b.
7
Solve: -7x + -5 ≥ -131
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x ≥ 18
Solve: |3x + 18| ≤ 3
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
-7 ≤ x ≤ -5
Simplify: 1x + 0x + -5y
Combine like terms.
Add coefficients of like terms (x with x, y with y).
1x - 5y
What is -2% of 100?
Compute the percent value (integer-safe).
Compute -2/100 × 100.
-2
Solve for x: -8(x + 13) = -120
Solve a two-step equation.
Divide both sides by a, then subtract b.
2
Solve for x: -2(x + -14) = 52
Solve a two-step equation.
Divide both sides by a, then subtract b.
-12
What is -15% of 60?
Compute the percent value (integer-safe).
Compute -15/100 × 60.
-9
Solve for x: 5(x + 11) = 35
Solve a two-step equation.
Divide both sides by a, then subtract b.
-4
Solve: -1x + -9 ≤ -4
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x ≤ -5
Solve for x: -8x + 26 = 122
Solve the linear equation.
Subtract b from both sides, then divide by a.
-12
Solve: |5x + -10| = 12
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
no integer solutions
Solve: |-6x + 20| ≤ 7
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
3 ≤ x ≤ 4
Solve: -6x + 0 > 120
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x > -20
Solve: |-3x + -8| = 17
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
3
Simplify: 6x + -7x + 6y
Combine like terms.
Add coefficients of like terms (x with x, y with y).
-1x + 6y
Solve: |5x + -19| ≤ 9
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
2 ≤ x ≤ 5
Solve: -4x + 20 ≥ -56
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x ≥ 19
Simplify: 4x + 7x + 1y
Combine like terms.
Add coefficients of like terms (x with x, y with y).
11x + 1y
Solve for x: 11x + 26 = 180
Solve the linear equation.
Subtract b from both sides, then divide by a.
14
Solve: |8x + -12| ≤ 2
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
no integer solutions
Solve for x: 9x + -9 = 63
Solve the linear equation.
Subtract b from both sides, then divide by a.
8
Solve: -9x + -19 > -1
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x > -2
If each item costs -9 dollars and the total cost is -216, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
24
What is -32% of 0?
Compute the percent value (integer-safe).
Compute -32/100 × 0.
0
Solve: |-4x + -2| ≤ 14
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
-4 ≤ x ≤ 3
Solve: -2x + -9 ≥ -13
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x ≥ 2
What is 24% of 25?
Compute the percent value (integer-safe).
Compute 24/100 × 25.
6
Simplify: -2x + -3x + 7y
Combine like terms.
Add coefficients of like terms (x with x, y with y).
-5x + 7y
Simplify: -1x + 2x + -3y
Combine like terms.
Add coefficients of like terms (x with x, y with y).
1x - 3y
If each item costs 11 dollars and the total cost is 165, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
15
Solve for x: -3(x + 10) = -60
Solve a two-step equation.
Divide both sides by a, then subtract b.
10
If each item costs 10 dollars and the total cost is 40, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
4
If each item costs 10 dollars and the total cost is 220, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
22
Solve: 8x + 7 < 79
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x < 9
Solve: |-7x + -3| ≤ 5
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
-1 ≤ x ≤ 0
If each item costs 18 dollars and the total cost is 36, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
2
Solve: |-1x + -15| ≤ 16
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
-31 ≤ x ≤ 1
What is 98% of 150?
Compute the percent value (integer-safe).
Compute 98/100 × 150.
147
Solve for x: -6(x + 8) = -114
Solve a two-step equation.
Divide both sides by a, then subtract b.
11
Simplify: -3x + -6x + -2y
Combine like terms.
Add coefficients of like terms (x with x, y with y).
-9x - 2y
What is 13% of 400?
Compute the percent value (integer-safe).
Compute 13/100 × 400.
52
Solve: |-7x + 2| ≤ 0
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
no integer solutions
Solve: |-8x + 11| ≤ 15
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
0 ≤ x ≤ 3