Question

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

Answer 1

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.

Answer 2

42 divided by 6=7 so 7 hrs

Explanation:

its probalay wrong im not smart lol