document.write( "Question 363797: 3x-5y=20
\n" ); document.write( "2x+6y=4 \n" ); document.write( "
Algebra.Com's Answer #259498 by checkley77(12844)\"\" \"About 
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3x-5y=20 multiply by 2
\n" ); document.write( "2x+6y=4 multiply by -3 & add
\n" ); document.write( "6x-10x=40
\n" ); document.write( "-6x-18y=-12
\n" ); document.write( "---------------
\n" ); document.write( "-28y=28
\n" ); document.write( "y=28/-28
\n" ); document.write( "y=-1 ans.
\n" ); document.write( "3x-5*-1=20
\n" ); document.write( "3x+5=20
\n" ); document.write( "3x=20-5
\n" ); document.write( "3x=15
\n" ); document.write( "x=15/3
\n" ); document.write( "x=5 ans.
\n" ); document.write( "2*5+6*-1=4
\n" ); document.write( "10-6=4
\n" ); document.write( "4=4 \n" ); document.write( "
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