document.write( "Question 203844: solve using the elimination method.\r
\n" );
document.write( "\n" );
document.write( " x-y=3
\n" );
document.write( " -3x+y=7 \n" );
document.write( "
Algebra.Com's Answer #153797 by rfer(16322)![]() ![]() ![]() You can put this solution on YOUR website! x=y+3 \n" ); document.write( "-3(y+3)+y=7 \n" ); document.write( "-3y-9+y=7 \n" ); document.write( "-2y=16 \n" ); document.write( "y=-8 \n" ); document.write( "------------- \n" ); document.write( "x-y=3 \n" ); document.write( "x+8=3 \n" ); document.write( "x=-5 \n" ); document.write( "--------------- \n" ); document.write( "-3x+y=7 \n" ); document.write( "-3(-5)-8=7 \n" ); document.write( "15-8=7 \n" ); document.write( " |