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20
Solve: |-7x + 4| ≤ 8
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
0 ≤ x ≤ 1
What is -50% of 4?
Compute the percent value (integer-safe).
Compute -50/100 × 4.
-2
Solve: 5x + -3 > 32
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x > 7
Solve: |-2x + -13| ≤ 9
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
-11 ≤ x ≤ -2
Solve: 3x + 0 ≤ -51
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x ≤ -17
Solve: |2x + -3| = 8
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
no integer solutions
Solve: |4x + -6| ≤ 2
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
1 ≤ x ≤ 2
Simplify: 2x + 1x + -7y
Combine like terms.
Add coefficients of like terms (x with x, y with y).
3x - 7y
Solve for x: 7x + -9 = 33
Solve the linear equation.
Subtract b from both sides, then divide by a.
6
Solve: -7x + 12 < 40
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x < -4
Simplify: -1x + 6x + 7y
Combine like terms.
Add coefficients of like terms (x with x, y with y).
5x + 7y
Solve: 9x + 10 > -143
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x > -17
Solve for x: -3(x + 11) = 0
Solve a two-step equation.
Divide both sides by a, then subtract b.
-11
Solve: |6x + 0| ≤ 19
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
-3 ≤ x ≤ 3
Solve: |-3x + -6| = 16
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
no integer solutions
Solve for x: -3(x + 4) = 27
Solve a two-step equation.
Divide both sides by a, then subtract b.
-13
Solve: |-3x + -1| = 9
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
no integer solutions
Solve: |-6x + -18| ≤ 12
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
-5 ≤ x ≤ -1
Solve: |7x + -12| ≤ 17
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
0 ≤ x ≤ 4
What is 52% of 25?
Compute the percent value (integer-safe).
Compute 52/100 × 25.
13
Solve for x: -1(x + -11) = 19
Solve a two-step equation.
Divide both sides by a, then subtract b.
-8
Solve: |-7x + 15| ≤ 20
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
0 ≤ x ≤ 5
If each item costs -10 dollars and the total cost is 140, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
-14
Solve: 6x + 10 ≥ -68
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x ≥ -13
Solve: |-5x + 9| = 6
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
3
Simplify: 7x + -2x + -1y
Combine like terms.
Add coefficients of like terms (x with x, y with y).
5x - 1y
What is 33% of 0?
Compute the percent value (integer-safe).
Compute 33/100 × 0.
0
Solve: |6x + 11| ≤ 9
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
-3 ≤ x ≤ -1
Solve: |2x + 2| = 6
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
2, -4
Simplify: 5x + -5x + -5y
Combine like terms.
Add coefficients of like terms (x with x, y with y).
-5y
Solve: |8x + 2| ≤ 12
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
-1 ≤ x ≤ 1
Solve: |-5x + -2| ≤ 1
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
no integer solutions
What is 65% of 0?
Compute the percent value (integer-safe).
Compute 65/100 × 0.
0
What is -6% of 500?
Compute the percent value (integer-safe).
Compute -6/100 × 500.
-30
Solve for x: -1(x + 5) = 9
Solve a two-step equation.
Divide both sides by a, then subtract b.
-14
Solve: |1x + 2| ≤ 10
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
-12 ≤ x ≤ 8
Solve: |5x + 13| ≤ 0
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
no integer solutions
Solve: 8x + 5 > 77
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x > 9
What is -21% of 100?
Compute the percent value (integer-safe).
Compute -21/100 × 100.
-21
Solve: |-3x + -11| = 3
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
no integer solutions
If each item costs -9 dollars and the total cost is -207, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
23
Solve: |-1x + 12| ≤ 7
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
5 ≤ x ≤ 19
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: -2x + 2x + 4y
Combine like terms.
Add coefficients of like terms (x with x, y with y).
4y
What is 105% of 120?
Compute the percent value (integer-safe).
Compute 105/100 × 120.
126
Solve: 6x + 2 > 98
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x > 16
Solve for x: 10x + 10 = -180
Solve the linear equation.
Subtract b from both sides, then divide by a.
-19
If each item costs 5 dollars and the total cost is 105, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
21
Solve: |-4x + -10| ≤ 2
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
-3 ≤ x ≤ -2
Solve: |2x + 5| = 12
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
no integer solutions
Solve: |7x + -8| ≤ 19
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
-1 ≤ x ≤ 3
Solve: -3x + -14 > 1
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x > -5
Solve: 7x + 3 < -102
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x < -15
Solve: |7x + 6| ≤ 12
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
-2 ≤ x ≤ 0
Solve for x: -1x + -7 = -3
Solve the linear equation.
Subtract b from both sides, then divide by a.
-4
Solve: |-1x + 8| = 11
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
-3, 19
If each item costs 20 dollars and the total cost is 340, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
17
Solve for x: -4x + 3 = 39
Solve the linear equation.
Subtract b from both sides, then divide by a.
-9
Solve for x: -3x + 8 = 59
Solve the linear equation.
Subtract b from both sides, then divide by a.
-17
Solve for x: 3x + -3 = -18
Solve the linear equation.
Subtract b from both sides, then divide by a.
-5
Simplify: 5x + 4x + 4y
Combine like terms.
Add coefficients of like terms (x with x, y with y).
9x + 4y
Solve: 6x + -10 ≥ -94
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x ≥ -14
Solve: |6x + -12| = 15
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
no integer solutions
Solve for x: -5(x + -5) = 50
Solve a two-step equation.
Divide both sides by a, then subtract b.
-5
What is -10% of 90?
Compute the percent value (integer-safe).
Compute -10/100 × 90.
-9
What is 85% of 160?
Compute the percent value (integer-safe).
Compute 85/100 × 160.
136
If each item costs 17 dollars and the total cost is -102, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
-6
If each item costs 7 dollars and the total cost is -28, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
-4
Solve: |3x + 15| = 10
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
no integer solutions
Solve: |7x + 17| ≤ 18
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
-5 ≤ x ≤ 0
What is -48% of 50?
Compute the percent value (integer-safe).
Compute -48/100 × 50.
-24
Solve: -8x + 19 > 27
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x > -1
If each item costs -2 dollars and the total cost is 2, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
-1
Solve for x: -6(x + 8) = 24
Solve a two-step equation.
Divide both sides by a, then subtract b.
-12
Simplify: -4x + -7x + 8y
Combine like terms.
Add coefficients of like terms (x with x, y with y).
-11x + 8y
Solve: |-5x + -9| = 11
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
-4
Solve: 10x + 15 ≥ -125
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x ≥ -14
Solve for x: 6x + 24 = 90
Solve the linear equation.
Subtract b from both sides, then divide by a.
11
Solve: 7x + -1 ≥ -134
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x ≥ -19
Solve: |8x + 12| ≤ 11
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
-2 ≤ x ≤ -1
Solve for x: 12x + 24 = -180
Solve the linear equation.
Subtract b from both sides, then divide by a.
-17
Solve: |4x + -9| = 2
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
no integer solutions
Simplify: 5x + -8x + 6y
Combine like terms.
Add coefficients of like terms (x with x, y with y).
-3x + 6y
Solve: |7x + -13| ≤ 6
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
1 ≤ x ≤ 2
What is 142% of 350?
Compute the percent value (integer-safe).
Compute 142/100 × 350.
497
What is 101% of 100?
Compute the percent value (integer-safe).
Compute 101/100 × 100.
101
Solve: -10x + 6 ≥ 136
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x ≥ -13
If each item costs -6 dollars and the total cost is -36, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
6
Solve: 4x + -2 > -74
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x > -18
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: 10x + -18 ≤ 152
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x ≤ 17
Solve: |3x + -3| ≤ 20
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
-5 ≤ x ≤ 7
Solve for x: 2(x + 2) = 26
Solve a two-step equation.
Divide both sides by a, then subtract b.
11
Solve: |6x + -18| ≤ 1
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
3 ≤ x ≤ 3
What is 132% of 125?
Compute the percent value (integer-safe).
Compute 132/100 × 125.
165
If each item costs 17 dollars and the total cost is -68, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
-4
Simplify: 6x + 4x + -1y
Combine like terms.
Add coefficients of like terms (x with x, y with y).
10x - 1y
If each item costs 5 dollars and the total cost is -20, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
-4
Solve: -10x + 14 < 24
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x < -1
Solve for x: -3(x + 12) = -60
Solve a two-step equation.
Divide both sides by a, then subtract b.
8