document.write( "Question 366235: Suppose a video store charges non members $4 to rent each video. A store membership cost $21 and members pay only $2.50 to rent each video. For what number of videos is the cost the same. \r
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\n" ); document.write( "\n" ); document.write( "From Equations with variables on both sides.
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Algebra.Com's Answer #260965 by dlh(17)\"\" \"About 
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4x=2.50x+21\r
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\n" ); document.write( "\n" ); document.write( "x=14\r
\n" ); document.write( "\n" ); document.write( "14 videos
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