Answer:
f^-1(x) = -1/5(x+11)
Step-by-step explanation:
f(x) = -5x - 11
y = -5x - 11
Exchange x and y
x = -5y -11
Solve for y
x+11 = -5y-11+11
x+11 = -5y
Divide by -5
(x+11)/-5 = -5y/-5
-1/5(x+11) = y
