Try 488 or 3050 but I think it is most likely 488.
Answer:
y=63
Step-by-step explanation:
The anwser is 5x-3 because you remove the parentheses and pair like terms
C(x) = 5x + 2
This is because at 1 hour it only cost 7 dollars, so it should only have 2 added to the end.