SOLUTION: a coin bank contains pennies,nickels, and dimes. there are six times as many nickels as pennies and four times as many dimes as pennies the total amount of money in the bank is $7
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Question 360933: a coin bank contains pennies,nickels, and dimes. there are six times as many nickels as pennies and four times as many dimes as pennies the total amount of money in the bank is $7.81. find the number of pennies in the bank
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
Let be the number of pennies, the number of nickels, and the number of dimes.
.
.
.
Substitute,
Then
And,
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