SOLUTION: Shannon had three times as many quarters as nickels. She had $2.40 in all. How many quarters did she have? What is the answer?

Question 875611: Shannon had three times as many quarters as nickels. She had $2.40 in all. How many quarters did she have?
What is the answer?
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Let = the number of nickels she has
Let = the number of quarters she has
(1)
(2) ( in cents )
-------------------------------
Substitute (1) into (2)
(2)
(2)
(2)
(2)
and, since
(1)
(1)
(1)
--------------
She has 3 nickels and 9 quarters
check:
(2)
(2)
(2)
OK

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