Answer:
10x + 9
Step-by-step explanation:
-1 - (-10x - 10)
Distribute.
-1 + 10x + 10
10x + 9
The answer to the question is 2:3
Answer:
7/6
Step-by-step explanation:
(7x/12)/(x/2)
=7/6
8, 9 you basically just evaluate the equation in the parentheses
Answer:
f-1 (x) = 2x + 2
Step-by-step explanation:
f(x) = x/2 -1
y = x/2 -1
interchanging the position of x and y
x= (y-2)/2
2x =y - 2
y = 2x + 2
f^-1 (x) = 2x + 2