SOLUTION: FJoan has only dimes and quarters in her purse. If she has 18 coins worth $3.30, then how many of each coin does she have in her purse?
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Question 1052381: FJoan has only dimes and quarters in her purse. If she has 18 coins worth $3.30, then how many of each coin does she have in her purse?
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
and
From above,
Subtracting,
So then,
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