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Mathematics 13 Online
OpenStudy (anonymous):

Your piggy bank has a total of 43 coins in it; some are dimes and some are nickels. If you have a total of $3.60, how many dimes do you have?

OpenStudy (anonymous):

\[10x+5(43-x)=360\] sovle for x

OpenStudy (anonymous):

i get x = 29, so 29 dimes and the rest are nickels

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