3 years ago

wyatt earns 21$ for painting fences for 3 hours, if wyatt charges at the same rate how many hours will it take him to earn 28?

Mathematics

1 answer:

Dvinal [7]3 years ago

8 0

Answer:

4 hours

Step-by-step explanation:

$\frac{28}{21} :\frac{y}{3}$

21 · y = 3 · 28

21y = 84

21y ÷ 21 = 84 ÷ 21

y = 4

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