document.write( "Question 155389: 3/5 y=4/10\r
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\n" ); document.write( "\n" ); document.write( "1/5 k - 4/7= 1/7
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Algebra.Com's Answer #114427 by checkley77(12844)\"\" \"About 
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3/5 y=4/10
\n" ); document.write( "3y/5=4/10
\n" ); document.write( "3y*10=5*4
\n" ); document.write( "30y=20
\n" ); document.write( "y=30/20
\n" ); document.write( "y=3/2=1.5 answer.
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\n" ); document.write( "1/5 k - 4/7= 1/7
\n" ); document.write( "k/5=1/7+4/7
\n" ); document.write( "k/5=5/7
\n" ); document.write( "7k=5*5
\n" ); document.write( "7k=25
\n" ); document.write( "k=25/7=3.57 answer.
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