SOLUTION: 9 spartan jerseys were sold. 22 lancer jerseys were sold. $618.05 dollars worth of lancer and spartan jerseys were sold. the cost of one spartan plus one lancer jersey costs $41.30

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Question 342675: 9 spartan jerseys were sold. 22 lancer jerseys were sold. $618.05 dollars worth of lancer and spartan jerseys were sold. the cost of one spartan plus one lancer jersey costs $41.30. what is the cost of each spartan jersey? what is the cost of each lancer jersey?
Answer by checkley77(12844) About Me  (Show Source):
You can put this solution on YOUR website!
9S+22L=618.05
S+L=41.30
S=41.30-L
9(41.30-L)+22L=618.05
371.70-9L+22L=618.05
13L=618.05-371.70
13L=246.35
L=246.35/13
L=$18.95 COST OF ONE LANGER JERSEY.
S+18.95=41.30
S=41.50-18.95
S=$22.35 COST OF 1ONE SPARTAN JERSEY.
pROOF:
9*22.35+22*18.95=618.05
201.15+416.90=618.05
618.05=618.05