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01-09-2021
Mathematics

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In 2 hours (x) Frank earned $31(y). In 4 hours he earned $62

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01-09-2021

Explanation:
In 2 hours (x) Frank earned $31(y)
In 4 hours (x) Frank earned $62(y)

2x = 31y
31 / 2 = 15.5
4x = 15.5 x 4 = 62y

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