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20
Solve: |1x + 6| ≤ 8
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
-14 ≤ x ≤ 2
Simplify: -7x + 3x + 0y
Combine like terms.
Add coefficients of like terms (x with x, y with y).
-4x
Solve for x: 6(x + -7) = -102
Solve a two-step equation.
Divide both sides by a, then subtract b.
-10
What is 78% of 300?
Compute the percent value (integer-safe).
Compute 78/100 × 300.
234
What is 76% of 100?
Compute the percent value (integer-safe).
Compute 76/100 × 100.
76
Solve: 5x + -20 ≥ 40
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x ≥ 12
Solve: |2x + 20| ≤ 16
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
-18 ≤ x ≤ -2
Solve for x: 8(x + 10) = 0
Solve a two-step equation.
Divide both sides by a, then subtract b.
-10
What is -42% of 200?
Compute the percent value (integer-safe).
Compute -42/100 × 200.
-84
Solve for x: -6(x + 4) = 60
Solve a two-step equation.
Divide both sides by a, then subtract b.
-14
Solve for x: 11x + -19 = 14
Solve the linear equation.
Subtract b from both sides, then divide by a.
3
Solve: |-3x + 12| ≤ 9
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
1 ≤ x ≤ 7
Simplify: 3x + 0x + 3y
Combine like terms.
Add coefficients of like terms (x with x, y with y).
3x + 3y
What is -42% of 350?
Compute the percent value (integer-safe).
Compute -42/100 × 350.
-147
What is 28% of 25?
Compute the percent value (integer-safe).
Compute 28/100 × 25.
7
Solve: 3x + 16 > 37
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x > 7
Solve: |3x + -4| = 5
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
3
Solve: |7x + -13| = 0
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
no integer solutions
Solve for x: 9x + -18 = -18
Solve the linear equation.
Subtract b from both sides, then divide by a.
0
Simplify: 6x + 4x + -6y
Combine like terms.
Add coefficients of like terms (x with x, y with y).
10x - 6y
If each item costs -6 dollars and the total cost is 48, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
-8
Solve: |5x + 11| ≤ 12
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
-4 ≤ x ≤ 0
Solve for x: -2x + 14 = 0
Solve the linear equation.
Subtract b from both sides, then divide by a.
7
Solve for x: 4x + -17 = 47
Solve the linear equation.
Subtract b from both sides, then divide by a.
16
Solve: -5x + -6 > 89
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x > -19
Solve for x: 12x + 20 = 56
Solve the linear equation.
Subtract b from both sides, then divide by a.
3
What is 149% of 900?
Compute the percent value (integer-safe).
Compute 149/100 × 900.
1341
Solve for x: 2(x + 15) = 16
Solve a two-step equation.
Divide both sides by a, then subtract b.
-7
If each item costs 15 dollars and the total cost is 330, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
22
Solve for x: -7x + -8 = 62
Solve the linear equation.
Subtract b from both sides, then divide by a.
-10
Solve for x: -7(x + -6) = 63
Solve a two-step equation.
Divide both sides by a, then subtract b.
-3
Solve: |-8x + 5| ≤ 9
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
0 ≤ x ≤ 1
Solve for x: 4(x + -14) = -68
Solve a two-step equation.
Divide both sides by a, then subtract b.
-3
Solve: |-3x + 10| = 7
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
1
What is 68% of 225?
Compute the percent value (integer-safe).
Compute 68/100 × 225.
153
Solve: |5x + -11| ≤ 14
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
0 ≤ x ≤ 5
Simplify: 7x + 5x + 4y
Combine like terms.
Add coefficients of like terms (x with x, y with y).
12x + 4y
Solve: -1x + -4 > -14
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x > 10
Solve for x: 5(x + 9) = 75
Solve a two-step equation.
Divide both sides by a, then subtract b.
6
What is -6% of 300?
Compute the percent value (integer-safe).
Compute -6/100 × 300.
-18
Solve: |2x + -19| ≤ 12
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
4 ≤ x ≤ 15
Simplify: -4x + -4x + -3y
Combine like terms.
Add coefficients of like terms (x with x, y with y).
-8x - 3y
Solve: 3x + 5 ≤ -37
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x ≤ -14
Solve: |-7x + 8| = 0
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
no integer solutions
What is 19% of 500?
Compute the percent value (integer-safe).
Compute 19/100 × 500.
95
If each item costs 5 dollars and the total cost is -90, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
-18
If each item costs 17 dollars and the total cost is 323, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
19
Solve: -10x + 12 < -18
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x < 3
If each item costs 17 dollars and the total cost is -170, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
-10
Solve: |-5x + 12| ≤ 5
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
2 ≤ x ≤ 3
Solve for x: 2(x + 1) = 16
Solve a two-step equation.
Divide both sides by a, then subtract b.
7
Solve for x: 3x + 9 = 66
Solve the linear equation.
Subtract b from both sides, then divide by a.
19
Solve: 2x + 19 ≥ 39
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x ≥ 10
Solve for x: -7(x + 3) = 63
Solve a two-step equation.
Divide both sides by a, then subtract b.
-12
Solve for x: 5x + 27 = 127
Solve the linear equation.
Subtract b from both sides, then divide by a.
20
Solve: |2x + -5| = 2
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
no integer solutions
If each item costs -8 dollars and the total cost is -184, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
23
Solve for x: 4(x + -12) = -72
Solve a two-step equation.
Divide both sides by a, then subtract b.
-6
Solve: |1x + 18| ≤ 16
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
-34 ≤ x ≤ -2
Solve: |-1x + -6| = 18
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
-24, 12
Solve: 6x + -5 < -17
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x < -2
Solve: |2x + 13| ≤ 2
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
-7 ≤ x ≤ -6
Solve for x: 3x + -4 = 44
Solve the linear equation.
Subtract b from both sides, then divide by a.
16
Simplify: -4x + -7x + 6y
Combine like terms.
Add coefficients of like terms (x with x, y with y).
-11x + 6y
If each item costs 8 dollars and the total cost is 120, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
15
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.
28
Solve: |-8x + 3| = 8
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
no integer solutions
Solve: 9x + 10 < 118
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x < 12
Solve for x: 7x + -16 = 26
Solve the linear equation.
Subtract b from both sides, then divide by a.
6
Solve: |2x + 3| = 15
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
6, -9
Solve: |8x + -9| = 3
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
no integer solutions
What is 59% of 900?
Compute the percent value (integer-safe).
Compute 59/100 × 900.
531
Solve: 7x + 17 > -39
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x > -8
Solve: -9x + -2 ≥ 115
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x ≥ -13
If each item costs -2 dollars and the total cost is -6, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
3
Solve for x: -4x + -24 = -68
Solve the linear equation.
Subtract b from both sides, then divide by a.
11
Solve for x: -7(x + 6) = -133
Solve a two-step equation.
Divide both sides by a, then subtract b.
13
If each item costs -6 dollars and the total cost is -30, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
5
Simplify: -4x + -8x + 5y
Combine like terms.
Add coefficients of like terms (x with x, y with y).
-12x + 5y
Solve: |-4x + -19| ≤ 5
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
-6 ≤ x ≤ -4
Solve: 7x + 20 > 20
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x > 0
Solve for x: 4(x + -8) = -80
Solve a two-step equation.
Divide both sides by a, then subtract b.
-12
If each item costs -6 dollars and the total cost is 72, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
-12
Solve for x: -7(x + -1) = -63
Solve a two-step equation.
Divide both sides by a, then subtract b.
10
Solve: |-1x + 14| ≤ 5
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
9 ≤ x ≤ 19
Simplify: 2x + 6x + 8y
Combine like terms.
Add coefficients of like terms (x with x, y with y).
8x + 8y
Solve: |5x + -16| ≤ 9
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
2 ≤ x ≤ 5
Solve: 6x + -18 ≥ 30
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x ≥ 8
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
If each item costs -3 dollars and the total cost is -30, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
10
Solve: |-8x + 8| ≤ 20
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
-1 ≤ x ≤ 3
Solve: |1x + 15| ≤ 18
Find integer range of x satisfying the absolute inequality.
Isolate and produce interval then take integer bounds.
-33 ≤ x ≤ 3
If each item costs 2 dollars and the total cost is 44, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
22
Solve: |-3x + 9| = 20
Find integer solutions x, if any.
Set inside equal to ±c and solve both linear equations.
no integer solutions
Simplify: 4x + -5x + -4y
Combine like terms.
Add coefficients of like terms (x with x, y with y).
-1x - 4y
What is 10% of 50?
Compute the percent value (integer-safe).
Compute 10/100 × 50.
5
If each item costs 16 dollars and the total cost is -208, how many items were bought?
Solve using algebra.
Divide total cost by price per item.
-13
Solve for x: -1(x + 14) = -28
Solve a two-step equation.
Divide both sides by a, then subtract b.
14
Simplify: 4x + -6x + 4y
Combine like terms.
Add coefficients of like terms (x with x, y with y).
-2x + 4y
Solve: 1x + -17 < -21
Solve the inequality.
Isolate x by subtracting b then dividing by a (flip sign if dividing by negative).
x < -4