SOLUTION: When the piggy bank was opened it contained $4.75 in nickels and pennies. IF there were 175 coins in all, how many were nickels and how many were pennies?

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Question 948393: When the piggy bank was opened it contained $4.75 in nickels and pennies. IF there were 175 coins in all, how many were nickels and how many were pennies?
Answer by josgarithmetic(39620) About Me  (Show Source):
You can put this solution on YOUR website!
system%28n%2Bp=175%2C0.05n%2B0.01p=4.75%29

The money equation,
5n+p=475


Revised system simplified,
system%28n%2Bp=175%2C5n%2Bp=475%29

Easiest way to continue is subtract the coin count equation from the money count equation...

Do the rest.