document.write( "Question 247282: solve the system using elimination:\r
\n" ); document.write( "\n" ); document.write( "{3x-y=4
\n" ); document.write( "{x+y=8 \n" ); document.write( "
Algebra.Com's Answer #180418 by richwmiller(17219)\"\" \"About 
You can put this solution on YOUR website!
3x-y=4
\n" ); document.write( "x+y=8
\n" ); document.write( "add the two equations
\n" ); document.write( "4x=12
\n" ); document.write( "x=3
\n" ); document.write( "x+y=8
\n" ); document.write( "3+y=8
\n" ); document.write( "5=y\r
\n" ); document.write( "\n" ); document.write( " \n" ); document.write( "
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