Question

What is h^-1(-4x+7) if h(x) = 3 -2x? My answer is 2(x-1), is it correct?

Answer 1

let y=3-2x.
2x=3-y
x=(3-y)/2
So, inverse of f is :(3-x)/2

substitute -4x+7 i this.we get
(3+4x-7)/2
=2(x-1).
yeah,your answer is right.