SOLUTION: kevin and randy muise have a jar containing 34 coins, all of which are either quarters or nickels. The total value of the coins in the jar is $4.90. How many of each type of coin d

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Question 975245: kevin and randy muise have a jar containing 34 coins, all of which are either quarters or nickels. The total value of the coins in the jar is $4.90. How many of each type of coin do they have?
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
Q%2BN=34
25Q%2B5N=490
Multiply eq. 1 by 5 and subtract from eq. 2,
25Q%2B5N-5Q-5N=490-5%2834%29
20Q=490-170
20Q=320
Q=16
Then,
16%2BN=34
N=18