Answer:
-5x + 3
Step-by-step explanation:
f(x) = (3 - x)/5
f(x) = y
y = (3 - x)/5
Multiply both sides by 5.
5y = 3 - x
Subtract 3 from both sides.
5y - 3 = - x
Multiply both sides by -1.
-5y + 3 = x
Switch variables.
-5x + 3 = y
Answer:-6
