if f(x) = 2x – 1, g(x) = x+12 , show that fog = gof = x

if f(x) = 2x – 1, g(x) = $\frac{x + 1}{2}$ , show that fog = gof = x

Matching exercise

Match the items on the right to the items on the left.

Step - 1

Step - 2

Step - 3