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10-12-2020
Mathematics

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Given f(x) = 5x - 4, find the value of x if f(x) = 31
A. 7
B. 27/5
C. 151
D. -7

Respuesta :

addison5781 addison5781

10-12-2020

The answer is A. 7 I believe.

31= 5x - 4

You have to do 31 + 4 and you get 35.
The last step is to do 35 divide 5 and you get 7.

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