document.write( "Question 79856: solve by the additon method
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document.write( "x-2y= -24
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document.write( "-6x-3y= 9\r
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document.write( "I appreciate any helP! \n" );
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Algebra.Com's Answer #57307 by checkley75(3666) ![]() You can put this solution on YOUR website! multiply the first equation by 6 & add the equations \n" ); document.write( "6x-12y=-144 \n" ); document.write( "-6x-3y=9 \n" ); document.write( "------------------------------------------------- \n" ); document.write( "-15y=-135 \n" ); document.write( "y=-135/-15 \n" ); document.write( "y=9 answer. \n" ); document.write( "x-2*9=-24 \n" ); document.write( "x-18=-24 \n" ); document.write( "x=-24+18 \n" ); document.write( "x=-6 answer. \n" ); document.write( " |