document.write( "Question 665406: Fractions: a virus infected jack\"s Cd and he lost 5/7 of the songs he had on his Cd. If he is left with 172 songs„ how many songs did he have before his Cd was infected? \n" ); document.write( "

Algebra.Com's Answer #413820 by ReadingBoosters(3246) $\"\"$ $\"About$

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He lost $\"5%2F7\"$ , so he yet has $\"2%2F7\"$
\n" ); document.write( " $\"2%2F7\"$ x = 172, where x is the number of original songs
\n" ); document.write( "...
\n" ); document.write( "Multiply both sides by 7
\n" ); document.write( "2x = 1204
\n" ); document.write( "Divide both sides by 2
\n" ); document.write( "x = 602
\n" ); document.write( "...
\n" ); document.write( "Check
\n" ); document.write( " $\"%285%2F7%29%28602%29+=+%285%29%2886%29+=+430\"$
\n" ); document.write( "602 - 430 = 172
\n" ); document.write( "....................
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