SOLUTION: 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?
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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? Answer by ReadingBoosters(3246) (Show Source):
You can put this solution on YOUR website! He lost , so he yet has x = 172, where x is the number of original songs
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Multiply both sides by 7
2x = 1204
Divide both sides by 2
x = 602
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Check
602 - 430 = 172
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