The answer is 23 I took the test
The difference between five times the number and four is one
Subtracting four from five times a number will result you to one
Answer:
That's true
Step-by-step explanation:
Answer:
3
Step-by-step explanation:
F(x) = 15x + 50/x + 5
y = 15x + 50/x + 5
x = 15y + 50/y + 5
x(y + 5) = 15y + 50
xy + 5x = 15y + 50
5x - 50 = 15y - xy
5x - 50 = y(15 - x)
y = 5x - 50/15 - x
SO
The inverse of f(x) = 5x - 50 over 15 - x
