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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
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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

User Anant Anand Gupta
by
5.7k points

1 Answer

3 votes
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.
User Shane Bell
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