Given that we know each box costs $0.57, we can plug that in to form an equation..
m($0.57)=x
M in this equation is the amount of boxes you buy, in which that will be multiplied by 0.57 to give you how much in total it is (x)
Explaination: subtract 215 from 390 since thats how many the parts cost and we're trying to find how many hours the repair took.(answer 175) now divide that by 35 since thats how much you pay an hour. thats how many hours it took to repair the car
answer:5 hours
Sorry pics aren't good quality...
Answer:
18
Step-by-step explanation:
10 +3 =13 +5 =18
so that is how you get the answer 18 it's simple really