document.write( "Question 1040311: Solve the system by substitution:2x-y=-5 and y=x+4 \n" ); document.write( "
Algebra.Com's Answer #655102 by stanbon(75887)\"\" \"About 
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Solve the system by substitution:2x-y=-5 and y=x+4
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\n" ); document.write( "2x -(x+4) = -5
\n" ); document.write( "2x -x - 4 = -5
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\n" ); document.write( "x = -1
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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