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A piggy bank contains $5.60 in nickels and dimes. The number of nickels is 8 less than 3 times the dimes. How many nickels and dimes are there in the piggy bank?
10 years ago

Answers

bobpursley
N*.05+D*.1=5.60
N+8=3D

(3D-8).05+ .1D=5.60
solve for D first.
10 years ago

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