Part a
60h ≤ 438
Part b
7.3 hours
Must click thanks and mark brainliest
Answer:
<h3> Yes, but only if a=0 or b=0</h3>
Step-by-step explanation:

1/3 and 2/5 --> what we need is a least common denominator
(1/3)x5 (2/5)x3
5/15 and 6/15
so he needs to paint his room two more times which will make the 5/15 become 15/15
you start with 5/15 and you need to add "5/15" two more times which will make 15/15
so you do that to 6/15
6/15+6/15+6/15=18/15=1 3/15 or 1 1/5 cans of paint ANSWER
La respuesta es -4 porque es antes del 0
Answer:
The computer system would be $332.85 less than the normal price, or $618.15 total.