document.write( "Question 950846: Solve the system by addition/subtraction:
\n" ); document.write( "6x-3y=9
\n" ); document.write( "2x+7y=4
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Algebra.Com's Answer #580650 by Alan3354(69443)\"\" \"About 
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Solve the system by addition/subtraction:
\n" ); document.write( "6x-3y=9
\n" ); document.write( "2x+7y=4
\n" ); document.write( "===============
\n" ); document.write( "Divide the 1st eqn by 3, then subtract.
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