document.write( "Question 145421: x-y+1
\n" ); document.write( "2x+y=4 \n" ); document.write( "
Algebra.Com's Answer #106091 by stanbon(75887)\"\" \"About 
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x-y=1
\n" ); document.write( "2x+y=4
\n" ); document.write( "----------
\n" ); document.write( "Add to get:
\n" ); document.write( "3x = 5
\n" ); document.write( "x = 5/3
\n" ); document.write( "-------
\n" ); document.write( "Substitute to solve for y.
\n" ); document.write( "(5/3) - y = 1
\n" ); document.write( "y = -2/3
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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