Question

If f(x)=6-5x, what is f(x)^-1?

Answer 1

Explanation:

To evaluate f( x - 1) substitute x = x - 1 into f( x)

⇒f(x−1)=−5(x−1)+6

⇒f(x−1)=−5x+5+6

⇒f(x−1)=11−5

Hope this helps!