SOLUTION: Use the five steps for problem solving to answer the following question. Please show all of your work. Laura found $2.15 in quarters and nickels in the bottom of her purse. Ther

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Question 445931: Use the five steps for problem solving to answer the following question. Please show all of your work.
Laura found $2.15 in quarters and nickels in the bottom of her purse. There were seven fewer quarters than nickels. How many nickels and quarters did she find?

Answer by ewatrrr(24785)   (Show Source): You can put this solution on YOUR website!
 
Hi,
Laura found $2.15 in quarters and nickels in the bottom of her purse
How many nickels and quarters did she find?
There were seven fewer quarters than nickels
Let x, (x-7)represent the number of nickels and quarters respectively
.Question states*** CENTS makes sense
5x + 25(x-7) = 215 cents
Solving for x
30x = 390
x = 13, the number of nickels. there were 6 Quarters (13-7)
CHECKING our Answer***
5*13 + 25*6 = 65 + 150 = 215cents = $2.15
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