SOLUTION: Belinda removed 14 coins from her piggy bank consisting of dimes and quarters. If the Value of these coins was $2.60, then how many of each type coin did she have?
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Question 997305: Belinda removed 14 coins from her piggy bank consisting of dimes and quarters. If the Value of these coins was $2.60, then how many of each type coin did she have?
Answer by CubeyThePenguin(3113) (Show Source): You can put this solution on YOUR website!
d = number of dimes
q = number of quarters
10d + 25q = 260
d + q = 14
Multiply the second equation by 10.
10d + 25q = 260
-(10d + 10q = 140)
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15q = 120
q = 8
There were 8 quarters and 6 dimes.
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