Respuesta :
Answer:
1.5
Step-by-step explanation:
first you find the inverse of the equation
Switch the x and y so
x=2y+5
x-5=2y
(x-5)/2=y
then you plug in 8 for x
f-1(8)= (8-5)/2
f-1(8)= 1.5
Answer:
Its B. 3/2
Step-by-step explanation:
Just took this lol :)