Question

If g(x) = -5/8x+10 what is the equation of its inverse g-1(x)

Answer 1

write the function as
y=-⅝x+10

swap the y and x then solve for y again
x=-⅝y+10
x-10=-⅝y
(x-10)(-8/5)=y
y=-8/5 x + 16. that is your inverse