Question

Let f(x) = 3 x + 1 What is the value of x when f(x) = 7 ​

Answer 1

Answer:

2

Step-by-step explanation:

3*2+1 = 7

Answer 2

F(x)=22 because..

F(x) = 3(7)+1
F(x) = 21+1
F(x) = 22