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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asked Jun 21, 2019 224k views

1 Answer

Lars D · Answer 1 · 2019-06-27T12:25:31+0000

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

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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