2.1.2 Multiplication and Division Equations − Practice

1. Solve. = s 8 22

2. Solve. Check your answer. = x 16 2

3. Solve. = s 38 3

4. Solve. = f 7 21

5. Solve the equation 12 z = 72. Check your answer.

6. Solve the equation 9 s = 36.

7. Solve the equation 45 = 9 x . Check your answer.

8. The time between a flash of lightning and the sound of its thunder can be used to estimate the distance from a lightning strike. The distance from the strike is the number of seconds between seeing the flash and hearing the thunder divided by 5. Suppose you are 17 miles from a lightning strike. Write and solve an equation to find how many seconds there would be between the flash and thunder.

9. Riding your bike is good exercise. If your goal is to ride your bike a total of 140 laps around the block over the next 20 days, how many laps must you ride each day?

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