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20
Solve: -5x + -9 ≥ 16
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x ≥ -5
Solve for x: 12x + 29 = -79
Solve the linear equation.
Subtract b from both sides, then divide by a.
-9
What is 150% of 12?
Compute the percent value (integer-safe).
Compute 150/100 × 12.
18
If each item costs -5 dollars and the total cost is 15, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
-3
Solve for x: -7(x + 12) = -63
Solve a two-step equation.
Divide both sides by a, then subtract b.
-3
Solve: |-1x + -8| ≤ 14
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
-22 ≤ x ≤ 6
What is 28% of 75?
Compute the percent value (integer-safe).
Compute 28/100 × 75.
21
If each item costs 11 dollars and the total cost is -209, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
-19
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.
5
Solve: |-6x + 15| = 8
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
no integer solutions
What is 114% of 400?
Compute the percent value (integer-safe).
Compute 114/100 × 400.
456
Simplify: 2x + -8x + -5y
Combine like terms.
Add coefficients of like terms (x with x, y with y).
-6x - 5y
Solve: |-3x + 3| = 8
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
no integer solutions
Solve for x: 8x + -3 = -115
Solve the linear equation.
Subtract b from both sides, then divide by a.
-14
What is 136% of 125?
Compute the percent value (integer-safe).
Compute 136/100 × 125.
170
Simplify: 8x + -5x + 4y
Combine like terms.
Add coefficients of like terms (x with x, y with y).
3x + 4y
If each item costs -9 dollars and the total cost is 36, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
-4
Simplify: -8x + 8x + -2y
Combine like terms.
Add coefficients of like terms (x with x, y with y).
-2y
What is 60% of 5?
Compute the percent value (integer-safe).
Compute 60/100 × 5.
3
What is 109% of 500?
Compute the percent value (integer-safe).
Compute 109/100 × 500.
545
Solve for x: 2(x + 1) = 18
Solve a two-step equation.
Divide both sides by a, then subtract b.
8
Solve: |6x + -5| = 12
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
no integer solutions
Solve: |-4x + -9| = 13
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
1
Simplify: -3x + 1x + 4y
Combine like terms.
Add coefficients of like terms (x with x, y with y).
-2x + 4y
Solve for x: -3x + -17 = -14
Solve the linear equation.
Subtract b from both sides, then divide by a.
-1
Simplify: 2x + 6x + 6y
Combine like terms.
Add coefficients of like terms (x with x, y with y).
8x + 6y
Solve: |-2x + 12| ≤ 15
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
-1 ≤ x ≤ 13
Solve: -1x + 12 ≤ 27
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x ≤ -15
Solve for x: -1(x + 6) = -17
Solve a two-step equation.
Divide both sides by a, then subtract b.
11
Solve: |-1x + 10| = 6
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
4, 16
Solve: -9x + -5 ≥ 166
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x ≥ -19
Solve for x: 6(x + 13) = 72
Solve a two-step equation.
Divide both sides by a, then subtract b.
-1
If each item costs 12 dollars and the total cost is 300, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
25
Simplify: 7x + 4x + -1y
Combine like terms.
Add coefficients of like terms (x with x, y with y).
11x - 1y
Solve: -7x + 7 > 147
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x > -20
Solve: 5x + -17 > 48
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x > 13
Solve for x: -4(x + 10) = -36
Solve a two-step equation.
Divide both sides by a, then subtract b.
-1
Solve: |3x + 8| ≤ 19
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
-9 ≤ x ≤ 3
Simplify: 6x + -3x + 7y
Combine like terms.
Add coefficients of like terms (x with x, y with y).
3x + 7y
Solve: |1x + -5| ≤ 20
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
-15 ≤ x ≤ 25
Solve: |8x + 5| = 7
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
no integer solutions
Solve: |7x + -13| = 9
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
no integer solutions
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.
-3
What is 88% of 25?
Compute the percent value (integer-safe).
Compute 88/100 × 25.
22
Solve: -3x + 4 > 37
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x > -11
If each item costs 3 dollars and the total cost is -48, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
-16
Simplify: 2x + 6x + 5y
Combine like terms.
Add coefficients of like terms (x with x, y with y).
8x + 5y
Solve for x: 2x + -6 = -20
Solve the linear equation.
Subtract b from both sides, then divide by a.
-7
Solve for x: 1x + 0 = 16
Solve the linear equation.
Subtract b from both sides, then divide by a.
16
Solve for x: -3x + 18 = 12
Solve the linear equation.
Subtract b from both sides, then divide by a.
2
Simplify: 5x + -1x + 7y
Combine like terms.
Add coefficients of like terms (x with x, y with y).
4x + 7y
If each item costs 3 dollars and the total cost is -9, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
-3
Solve: |-8x + 4| ≤ 10
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
0 ≤ x ≤ 1
Simplify: -3x + 6x + -4y
Combine like terms.
Add coefficients of like terms (x with x, y with y).
3x - 4y
Solve for x: 7x + 6 = 41
Solve the linear equation.
Subtract b from both sides, then divide by a.
5
Solve for x: 9x + -3 = -138
Solve the linear equation.
Subtract b from both sides, then divide by a.
-15
Solve: -5x + -17 ≤ -62
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x ≤ 9
Simplify: 2x + -2x + 6y
Combine like terms.
Add coefficients of like terms (x with x, y with y).
6y
What is 36% of 150?
Compute the percent value (integer-safe).
Compute 36/100 × 150.
54
Solve: |6x + -7| = 2
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
no integer solutions
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 7% of 1000?
Compute the percent value (integer-safe).
Compute 7/100 × 1000.
70
Solve for x: -7(x + 9) = -126
Solve a two-step equation.
Divide both sides by a, then subtract b.
9
Solve for x: -6x + 23 = 53
Solve the linear equation.
Subtract b from both sides, then divide by a.
-5
Solve for x: -8x + -15 = -167
Solve the linear equation.
Subtract b from both sides, then divide by a.
19
Solve: -7x + 16 > -54
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x > 10
Solve: |1x + 3| ≤ 5
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
-8 ≤ x ≤ 2
Solve for x: -3(x + 15) = -72
Solve a two-step equation.
Divide both sides by a, then subtract b.
9
Solve: |-5x + 3| = 0
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
no integer solutions
Solve: |5x + -3| = 6
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
no integer solutions
Solve for x: -1(x + -12) = 9
Solve a two-step equation.
Divide both sides by a, then subtract b.
3
Solve: |-5x + 10| = 18
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
no integer solutions
Solve for x: 6x + -3 = 9
Solve the linear equation.
Subtract b from both sides, then divide by a.
2
What is -33% of 800?
Compute the percent value (integer-safe).
Compute -33/100 × 800.
-264
What is -47% of 600?
Compute the percent value (integer-safe).
Compute -47/100 × 600.
-282
Solve: |-5x + 7| ≤ 11
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
0 ≤ x ≤ 3
Solve: |-4x + 7| ≤ 5
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
1 ≤ x ≤ 3
Solve: |8x + -1| = 13
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
no integer solutions
Solve: |3x + 12| = 7
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
no integer solutions
Solve for x: 7(x + -8) = -105
Solve a two-step equation.
Divide both sides by a, then subtract b.
-7
Solve: |5x + 1| ≤ 0
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
no integer solutions
Solve: |3x + -9| ≤ 15
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
-2 ≤ x ≤ 8
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
Solve: |3x + -7| = 19
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
-4
Solve: |-8x + 1| = 6
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
no integer solutions
Solve for x: 6(x + 0) = -48
Solve a two-step equation.
Divide both sides by a, then subtract b.
-8
If each item costs 5 dollars and the total cost is 120, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
24
Solve: |7x + -19| ≤ 2
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
3 ≤ x ≤ 3
Solve: |-1x + -3| = 7
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
-10, 4
Solve: |4x + 0| = 17
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
no integer solutions
What is 58% of 400?
Compute the percent value (integer-safe).
Compute 58/100 × 400.
232
What is 40% of 35?
Compute the percent value (integer-safe).
Compute 40/100 × 35.
14
Solve: |2x + -7| = 7
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
7, 0
Solve for x: -2(x + -5) = -6
Solve a two-step equation.
Divide both sides by a, then subtract b.
8
Solve for x: -3(x + -9) = 3
Solve a two-step equation.
Divide both sides by a, then subtract b.
8
If each item costs 5 dollars and the total cost is 135, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
27
Solve: |2x + -12| = 6
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
9, 3
Solve: |-1x + -4| = 5
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
-9, 1
Solve: |-8x + 7| = 17
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
3
Solve: -9x + -17 ≤ 10
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x ≤ -3