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September 1, 2015

Homework Help: Algebra

Posted by anonymous on Saturday, October 27, 2007 at 12:55pm.

Dylan has $2.30 in dimes and nickels. The dimes exceed nickels by 5. Find the# of each kind.
let x= nickels=
Let x+5= dimes=
2.3=(.05)x+(.10)x+5
2.3= .05x+.10x+5.1
2.3=.15x+5.1
-2.8= .15x
-18.666666666repeating=x
what did i do wrong?

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