Answer:
76.64 hope this helps!
35
Step-by-step explanation:
For , , therefore
So, for ,
if his car-wash job gives him $400 then he should only work 8 hours walking dogs to reach 520. Though it says to earn 'more than $520' so maybe 9hrs?
He already has $400, which leave $120. 120 divided by 15 equals 8.
