SOLUTION: Bob has 5 coins in mickels and dimes. Altogether he has $.40. How many dimes and nickels does he have?
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Question 397607: Bob has 5 coins in mickels and dimes. Altogether he has $.40. How many dimes and nickels does he have?
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
Let N be the number of nickels, D the number of dimes.
1.
.
.
2.
Subtract eq. 1 from eq. 2,
Then from eq. 1,
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