SOLUTION: alice has $2.75 in quarters and dimes. if she has 4 fewer dimes than twice the number of quarters, how many coins of each kind does she have?

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Question 115217: alice has $2.75 in quarters and dimes. if she has 4 fewer dimes than twice the number of quarters, how many coins of each kind does she have?
Answer by scott8148(6628) About Me  (Show Source):
You can put this solution on YOUR website!
let x=quarters, so 2x-4=dimes ___ working in cents to avoid decimal point

25(x)+10(2x-4)=275 ___ 25x+20x-40=275