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Svet_ta [14]
3 years ago
10

Edna earns $6 for each hour of yard work. How many hours in all will it take Edna to earn $42?

Mathematics
2 answers:
Finger [1]3 years ago
7 0

Let f(x) be her earnings for x hours. it's given that f(x) = 6x. The question asks what is x for f(x) = 42.

42 = f(x) \\~\\42 = 6x \\~\\x = 7

She has to work 7 hours.

madreJ [45]3 years ago
5 0

Answer:

42 divided by 6=7 so 7 hrs

Step-by-step explanation:

its probalay wrong im not smart lol

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