hunterghost2325 hunterghost2325

09-02-2021
Mathematics

contestada

f(x) = 3x + 1, solve for x when f (x) =7.

Respuesta :

eunice1234 eunice1234

09-02-2021

Answer: x=2

Step-by-step explanation:

Given

f(x)=3x+1

f(x)=7

Combine two equations by substitution

3x+1=7

Subtract 1 on both sides

3x+1-1=7-1

3x=6

Divide 3 on both sides

3x/3=6/3

x=2

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