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Kim has $4.75 in nickels and dimes. If she has twice as many dimes as nickels, how many of each coin does she have?
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1 vote
Kim has $4.75 in nickels and dimes. If she has twice as many dimes as nickels, how many of each coin does she have?

User Bruno
by
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1 Answer

5 votes
0.05n + 0.1d = 4.75
d = 2n
0.05n + 0.1(2n) = 4.75
0.25n *100 = 4.75 8100
25n = 475
25n/25 = 475/25
n = 19
d = 2n
d = 2(19)
d = 38

dimes = 38
nickels =19
User Lars D
by
5.5k points
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