214k views
5 votes
What is the inverse of f(x) =4x + 5?

User Themarex
by
3.5k points

2 Answers

1 vote
Check out the attached photo
What is the inverse of f(x) =4x + 5?-example-1
User Eugene Astafiev
by
3.6k points
1 vote

Answer:
x= (f (x) - 5)/(4)

Explanation:

f(x) = 4x+5

- 5 for both

f(x) - 5 = 4x+5 -5

4x = f (x) - 5

divided 4 for both

(4x)/4 = (f (x) - 5) / 4


x= (f (x) - 5)/(4)

User SteveM
by
3.8k points