Find the inverse of f(x)=x+7f(x) = x + 7f(x)=x+7.
f−1(x)=x−7f^{-1}(x) = x - 7f−1(x)=x−7
f−1(x)=x+7f^{-1}(x) = x + 7f−1(x)=x+7
f−1(x)=7−xf^{-1}(x) = 7 - xf−1(x)=7−x
f−1(x)=x7f^{-1}(x) = \frac{x}{7}f−1(x)=7x