document.write( "Question 601936: 6x − 3y = 18\r
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document.write( "6x + 3y = −12\r
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document.write( "Solve using substitution \n" );
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Algebra.Com's Answer #380063 by flame8855(424)![]() ![]() You can put this solution on YOUR website! 6x − 3y = 18 \n" ); document.write( "6x + 3y = −12 \n" ); document.write( "2x-y=6 \n" ); document.write( "y=2x-6 \n" ); document.write( "6x+3y=-12 \n" ); document.write( "6x+3(2x-6)=-12 \n" ); document.write( "6x+6x-18=-12 \n" ); document.write( "12x=6 \n" ); document.write( "x=1/2 \n" ); document.write( "y=-5 \n" ); document.write( " \n" ); document.write( " |