Answer:
(x+5) /-15 = f^-1(x)
Step-by-step explanation:
f(x)= -15x-5
y = -15x-5
Exchange x and y
x = -15y -5
Solve for y
Add 5 to each side
x+5 = -15y -5+5
x+5 = -15y
Divide by -15
(x+5)/-15 = -15y/-15
(x+5) /-15 = y
