SOLUTION: Two shirts and three pairs of shorts cost $88.15. Three shirts and one pair of short cost $66.60. Find the price of each.

Algebra ->  Percentage-and-ratio-word-problems -> SOLUTION: Two shirts and three pairs of shorts cost $88.15. Three shirts and one pair of short cost $66.60. Find the price of each.      Log On


   

Question 959347: Two shirts and three pairs of shorts cost $88.15. Three shirts and one pair of short cost $66.60. Find the price of each.
Answer by checkley77(12844) About Me  (Show Source):
You can put this solution on YOUR website!
2S+3P=88.15
3S+P=66.60 MULTIPLY BY -3 & ADD.
2S+3P=88.15
-9S-3P=-199.80
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-7S=-111.65
S=111.65/7
S=15.95 COST OF THE SHIRT.
3*15.95+P=66.60
47.85+P=66.60
P=66.60-4785
18.75 COST OF THE PAIR OF SHORTS.
PROOF:
2*15.95+3*18.75=88.15
31.90+56.25=88.15
88.15=88.15