Respuesta :

ereidnauer

Answer:

42 divided by 6=7 so 7 hrs

Step-by-step explanation:

its probalay wrong im not smart lol

tataplayer10

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

[tex]42 = f(x) \\~\\42 = 6x \\~\\x = 7[/tex]

She has to work 7 hours.

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