F-1(x) = 4
If you supply 3 for the function of F so F(3) =4x then 4x3=12
-5x divided by -5x to cancel the out the x and then 30 divided by -5, hope this helped!
Answer:

Step-by-step explanation:
Given

Required
Find h when P = 246
Substitute 246 for P

Collect like terms


Make h the subject

