SOLUTION: Joanne has $16.30 in dimes and quarters. If she has a total of 88 coins, how many of each type of coins does she have?

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Question 1175367: Joanne has $16.30 in dimes and quarters. If she has a total of 88 coins, how many of each type of coins does she have?
Answer by Boreal(15235) About Me  (Show Source):
You can put this solution on YOUR website!
x dimes
88-x quarters
.10x+.25(88-x)=16.30
,10x+22-.25x=16.30
-.15x=-5.70
x=38 dimes ($3.80)
88-x=50 quarters ($12.50)