SOLUTION: Hannah has a total sixteen pennies and dimes. She has eight more dimes than pennies. How much money does she have?
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Question 401804: Hannah has a total sixteen pennies and dimes. She has eight more dimes than pennies. How much money does she have?
Answer by checkley79(3341) (Show Source): You can put this solution on YOUR website!
N+D=16
D=N+8
N+(N+8)=16
2N+8=16
2N=16-8
2N=8
N=8/2
N=4 NICKELS.
D=4+8=12 NUMBER OF DIMES.
.05*4+.10*12=.20+1.20=$1.40 TOTAL AMOUNT.
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