ℎ(𝑥)=3𝑥+4, hello i need help solving the inverse!

Question

ℎ(𝑥)=3𝑥+4

a.)Find the inverse function ℎ^−1(𝑥).

b.) Graph both h(x) and h^-1(x)

Answer 1

b(x) = 3x + 4

x = 3 h^-1(x) + 4

x - 4 = 3 h^-1(x)

(x - 4) / 3 = h^-1(x)

You can graph them.