SOLUTION: A collection of 34 coins consisting of dimes and quarters has a value of $5.50.
how many of each type of coin is there?
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Question 157712: A collection of 34 coins consisting of dimes and quarters has a value of $5.50.
how many of each type of coin is there?
Answer by jojo14344(1513) (Show Source): You can put this solution on YOUR website!
-------------------------> eqn 1
In eqn 1, we get -------------> eqn 2
Also,
--------------------> eqn 3
Substitute eqn 2 in eqn 3:
---------> no. of Quarters
Go back eqn 2:
--------> no. of Dimes
in doubt? go back eqn 3:
Thank you,
Jojo
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