Question

Find the inverse of function f. F(c) = 9x + 7

Answer 1

(x-7)/9

Explanation:

F(c) = 9x + 7

y = 9x + 7 Now switch the y and the x and solve for y

x = 9y + 7 Subtract 7 from both sides

x - 7 = 9y Divide both sides by 9

(x-7)/9