SOLUTION: sarah has 450 coins with a total value of $75.00. The coins are dimes and quarters. How many of each coin does she have?
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Question 416307: sarah has 450 coins with a total value of $75.00. The coins are dimes and quarters. How many of each coin does she have?
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Let = number of dimes
Let = number of quarters
(1)
(2) (in cents)
multiply both sides of (1) by
and subtract from (2), find , then
find
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