SOLUTION: Freedom Tunes sells used CDs for $5.99 and used videos for $7.99. Holly recently purchased a total of 14 CDs and videos for $93.86 (before tax). How many CDs and how many videos di

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Question 203447: Freedom Tunes sells used CDs for $5.99 and used videos for $7.99. Holly recently purchased a total of 14 CDs and videos for $93.86 (before tax). How many CDs and how many videos did she buy?
Answer by rfer(16322)   (Show Source): You can put this solution on YOUR website!
let x= cd's=9
let 14-x=videos=5
5.99x+7.99(14-x)=93.86
5.99x+111.86-7.99x=93.86
-2x=-18
x=9

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