SOLUTION: In a collection of coins consisting of only quarters and nickels, the total value is $1.80 and there are four times as many nickels as quarters. How many nickels are in the collect

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Question 458515: In a collection of coins consisting of only quarters and nickels, the total value is $1.80 and there are four times as many nickels as quarters. How many nickels are in the collection?
Answer by josmiceli(19441)   (Show Source): You can put this solution on YOUR website!
let = number of nickels
Let = number of quarters
given:
(1)
(2) ( in cents )
----------------
(1)
Substitute this in (2)
(2)
Multiply both sides by
(2)
(2)
(2)
There are 16 nickels
check:


and
(2)
(2)
(2)
OK

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