Solving One-Step Addition Equations, Quiz 10, Level 1

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1. Solve the equation. x + 9 = 4
x = 5
x = 18
x = 8
x = -5

2. Solve the equation. x + 12 = 12
x = 12
x = 0
x = -12
x = 24

3. Solve the equation. x + 7 = 4
x = -3
x = 3
x = 14
x = 8

4. Solve the equation. x + 16 = 17
x = -1
x = 32
x = 34
x = 1

5. Solve the equation. x + 7 = 12
x = 24
x = 5
x = -5
x = 14

6. Solve the equation. x + 8 = 9
x = 16
x = 18
x = 1
x = -1

7. Solve the equation. x + 11 = 20
x = 22
x = 40
x = 9
x = -9

8. Solve the equation. x + 19 = 7
x = 12
x = 38
x = -12
x = 14

9. Solve the equation. x + 10 = 7
x = -3
x = 3
x = 20
x = 14

10. Solve the equation. x + 6 = 15
x = -9
x = 12
x = 9
x = 30

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