Oliver earns $9 per hour. Write and solve an equation to find how many hours he must work to earn $315. Be sure to define the variable you use in your equation. (Please help me.)

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asked Feb 20, 2018 45.0k views

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Oliver earns $9 per hour. Write and solve an equation to find how many hours he must work to earn $315. Be sure to define the variable you use in your equation. (Please help me.)

Mathematics
middle-school

Arghya Saha asked

by Arghya Saha

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the amount target is 315
she makes 9 an hr.
divide 9 into 315

Master Chief answered Feb 21, 2018

by Master Chief

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9 x (z) = 315
315 / 9 = 35
x = 35
Oliver worked 35 hours to earn $315

Andy Refuerzo answered Feb 24, 2018

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