document.write( "Question 392676: y=2x
\n" ); document.write( "2x+y=4
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Algebra.Com's Answer #278716 by rfer(16322)\"\" \"About 
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2x+2x=4
\n" ); document.write( "4x=4
\n" ); document.write( "x=1
\n" ); document.write( "--------
\n" ); document.write( "y=2*1
\n" ); document.write( "y=2
\n" ); document.write( "---------------
\n" ); document.write( "2*1+2=4
\n" ); document.write( "
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