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I need the equations only. A pile of 22 coins consist of nickels and dimes. The total value of the coins is $1.20. Find the number of each type of coin.

I need the equations only. A pile of 22 coins consist of nickels and dimes. The total value of the coins is $1.20. Find the number of each type of coin.
asked 18.5k views
4 votes
I need the equations only.

A pile of 22 coins consist of nickels and dimes. The total value of the coins is $1.20. Find the number of each type of coin.

asked
User Reza Amya
by
8.5k points

2 Answers

2 votes
20 nickels 2 dimes because 5 times 20 is 100 plus 2 times 10 is 120

answered
User Balkan
by
7.8k points
7 votes
.05N+.1D=1.20
N+D= 22

N is Nickels and D is Dimes.

You said you only needed the equations, but if you'd like help on solving the equations, feel free to message me!

Hope this helps!
answered
User Raivo Kolde
by
8.6k points
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