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20
Solve for x: -3(x + 4) = -57
Solve a two-step equation.
Divide both sides by a, then subtract b.
15
Solve for x: 3x + 14 = 59
Solve the linear equation.
Subtract b from both sides, then divide by a.
15
Solve: |1x + 9| = 12
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
3, -21
If each item costs 16 dollars and the total cost is -32, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
-2
Simplify: 7x + 3x + -6y
Combine like terms.
Add coefficients of like terms (x with x, y with y).
10x - 6y
Solve for x: -4x + -25 = -17
Solve the linear equation.
Subtract b from both sides, then divide by a.
-2
What is 109% of 900?
Compute the percent value (integer-safe).
Compute 109/100 × 900.
981
Solve for x: -11x + -1 = -12
Solve the linear equation.
Subtract b from both sides, then divide by a.
1
Simplify: -4x + 5x + 3y
Combine like terms.
Add coefficients of like terms (x with x, y with y).
1x + 3y
If each item costs 2 dollars and the total cost is -24, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
-12
Solve: -10x + -15 < -25
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x < 1
Solve for x: -12x + 16 = -212
Solve the linear equation.
Subtract b from both sides, then divide by a.
19
What is 126% of 200?
Compute the percent value (integer-safe).
Compute 126/100 × 200.
252
Solve for x: 5(x + 2) = -15
Solve a two-step equation.
Divide both sides by a, then subtract b.
-5
Simplify: -1x + -6x + -1y
Combine like terms.
Add coefficients of like terms (x with x, y with y).
-7x - 1y
Solve for x: -10x + -24 = -24
Solve the linear equation.
Subtract b from both sides, then divide by a.
0
Solve: |3x + -7| ≤ 15
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
-2 ≤ x ≤ 7
Solve: |-6x + 8| ≤ 12
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
0 ≤ x ≤ 3
Solve for x: -3x + -9 = -12
Solve the linear equation.
Subtract b from both sides, then divide by a.
1
Solve for x: -8x + 2 = -134
Solve the linear equation.
Subtract b from both sides, then divide by a.
17
Solve for x: -1(x + -15) = 22
Solve a two-step equation.
Divide both sides by a, then subtract b.
-7
Solve: -5x + 19 ≥ 49
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x ≥ -6
If each item costs 1 dollars and the total cost is 23, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
23
Simplify: -2x + 4x + 7y
Combine like terms.
Add coefficients of like terms (x with x, y with y).
2x + 7y
Solve for x: -12x + -23 = 157
Solve the linear equation.
Subtract b from both sides, then divide by a.
-15
Simplify: -8x + -2x + 1y
Combine like terms.
Add coefficients of like terms (x with x, y with y).
-10x + 1y
What is 129% of 200?
Compute the percent value (integer-safe).
Compute 129/100 × 200.
258
Solve for x: 7(x + 0) = 42
Solve a two-step equation.
Divide both sides by a, then subtract b.
6
If each item costs 20 dollars and the total cost is 400, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
20
Solve for x: -1x + 18 = 28
Solve the linear equation.
Subtract b from both sides, then divide by a.
-10
Solve for x: -4(x + 15) = -36
Solve a two-step equation.
Divide both sides by a, then subtract b.
-6
Solve for x: 3(x + 12) = 24
Solve a two-step equation.
Divide both sides by a, then subtract b.
-4
Solve: |-4x + 14| = 5
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
no integer solutions
Simplify: -2x + 2x + 0y
Combine like terms.
Add coefficients of like terms (x with x, y with y).
0
If each item costs 4 dollars and the total cost is 4, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
1
Solve for x: -8(x + 4) = -72
Solve a two-step equation.
Divide both sides by a, then subtract b.
5
Solve for x: -10x + 15 = 205
Solve the linear equation.
Subtract b from both sides, then divide by a.
-19
Solve: 8x + -2 < -106
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x < -13
Solve for x: 7(x + 1) = 105
Solve a two-step equation.
Divide both sides by a, then subtract b.
14
What is 17% of 900?
Compute the percent value (integer-safe).
Compute 17/100 × 900.
153
Solve: 5x + -2 > -7
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x > -1
Solve: |-1x + -10| = 8
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
-18, -2
Simplify: -2x + 5x + -3y
Combine like terms.
Add coefficients of like terms (x with x, y with y).
3x - 3y
Solve: |1x + 11| = 2
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
-9, -13
Solve: |-8x + -14| ≤ 1
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
no integer solutions
What is -12% of 125?
Compute the percent value (integer-safe).
Compute -12/100 × 125.
-15
Solve for x: 1(x + -8) = -2
Solve a two-step equation.
Divide both sides by a, then subtract b.
6
Solve: |5x + -6| ≤ 11
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
-1 ≤ x ≤ 3
What is 5% of 80?
Compute the percent value (integer-safe).
Compute 5/100 × 80.
4
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
Solve: |-6x + -4| = 14
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
-3
Solve for x: 2x + -17 = 7
Solve the linear equation.
Subtract b from both sides, then divide by a.
12
If each item costs 2 dollars and the total cost is 38, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
19
Solve for x: -6x + 30 = 48
Solve the linear equation.
Subtract b from both sides, then divide by a.
-3
If each item costs 6 dollars and the total cost is -78, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
-13
Solve: -3x + -18 ≥ 6
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x ≥ -8
If each item costs 3 dollars and the total cost is 3, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
1
Solve for x: 1(x + -3) = -9
Solve a two-step equation.
Divide both sides by a, then subtract b.
-6
If each item costs 15 dollars and the total cost is 285, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
19
If each item costs 17 dollars and the total cost is 510, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
30
What is 14% of 50?
Compute the percent value (integer-safe).
Compute 14/100 × 50.
7
What is 147% of 600?
Compute the percent value (integer-safe).
Compute 147/100 × 600.
882
What is 103% of 600?
Compute the percent value (integer-safe).
Compute 103/100 × 600.
618
If each item costs -4 dollars and the total cost is -100, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
25
Solve: |-4x + 5| = 12
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
no integer solutions
Solve: |-2x + 3| ≤ 2
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
1 ≤ x ≤ 2
Solve: |1x + -12| ≤ 17
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
-5 ≤ x ≤ 29
Simplify: -7x + 0x + 4y
Combine like terms.
Add coefficients of like terms (x with x, y with y).
-7x + 4y
What is 116% of 225?
Compute the percent value (integer-safe).
Compute 116/100 × 225.
261
Simplify: -5x + 4x + -8y
Combine like terms.
Add coefficients of like terms (x with x, y with y).
-1x - 8y
Solve: |-1x + 20| ≤ 15
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
5 ≤ x ≤ 35
What is 148% of 0?
Compute the percent value (integer-safe).
Compute 148/100 × 0.
0
Solve: |7x + 4| = 0
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
no integer solutions
Solve for x: -10x + 4 = -186
Solve the linear equation.
Subtract b from both sides, then divide by a.
19
If each item costs 18 dollars and the total cost is 54, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
3
Simplify: 2x + 3x + -3y
Combine like terms.
Add coefficients of like terms (x with x, y with y).
5x - 3y
What is 147% of 600?
Compute the percent value (integer-safe).
Compute 147/100 × 600.
882
Solve: |-7x + -6| ≤ 19
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
-3 ≤ x ≤ 1
Solve for x: -9x + -6 = 30
Solve the linear equation.
Subtract b from both sides, then divide by a.
-4
Solve: 1x + 3 ≥ -7
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x ≥ -10
If each item costs 14 dollars and the total cost is 294, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
21
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.
-18
If each item costs 9 dollars and the total cost is -180, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
-20
Solve: |6x + 6| = 19
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
no integer solutions
Solve for x: -8x + -27 = 5
Solve the linear equation.
Subtract b from both sides, then divide by a.
-4
Solve: |2x + -4| = 18
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
11, -7
Solve: |-1x + 19| ≤ 14
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
5 ≤ x ≤ 33
Solve: |4x + -11| = 12
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
no integer solutions
If each item costs 2 dollars and the total cost is -34, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
-17
Solve: |-7x + 9| = 9
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
0
Solve: |3x + -20| ≤ 4
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
6 ≤ x ≤ 8
Solve for x: 7(x + 8) = 77
Solve a two-step equation.
Divide both sides by a, then subtract b.
3
Simplify: -6x + -3x + -4y
Combine like terms.
Add coefficients of like terms (x with x, y with y).
-9x - 4y
Solve: |-8x + -7| ≤ 10
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
-2 ≤ x ≤ 0
Solve: |-8x + 5| = 13
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
-1
Solve for x: 1x + -2 = 14
Solve the linear equation.
Subtract b from both sides, then divide by a.
16
Simplify: 4x + -7x + 7y
Combine like terms.
Add coefficients of like terms (x with x, y with y).
-3x + 7y
If each item costs 5 dollars and the total cost is 25, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
5
Simplify: 8x + 6x + 5y
Combine like terms.
Add coefficients of like terms (x with x, y with y).
14x + 5y
If each item costs -10 dollars and the total cost is 130, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
-13