Question

Given f(x) = 3x-1 and g(x) = 2x-3, for which value of x does g(x)=f(2)?​

Answer 1

x = 4

Explanation:

To see when g(x) = f(2)

First, find f(2)

f(2) = 3(2) - 1 = 5

Now g(x) = 2x-3 = f(2) = 5

2x - 3 = 5

Adding 3 to both sides

2x = 8

Dividing 2 on both sides

x = 4