document.write( "Question 319423: Please help me solve by any method:\r
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document.write( " x=4y-3
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document.write( " -3x-y=0
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Algebra.Com's Answer #228729 by mananth(16946)![]() ![]() You can put this solution on YOUR website! x=4y-3 \n" ); document.write( " -3x-y=0 \n" ); document.write( ".. \n" ); document.write( "1..x-4y=-3 \n" ); document.write( "2. -3x-y=0 \n" ); document.write( "multiply eq 1 by 3 and add the second equation \n" ); document.write( "3x-12y-3x-4y=-9 \n" ); document.write( "-16y=-9 \n" ); document.write( "y=-9/-16 \n" ); document.write( "y=9/16 \n" ); document.write( "plug the value of y in eq1 \n" ); document.write( "x=4*9/16 -3 \n" ); document.write( "x=36-48 /16 \n" ); document.write( "x=-12/16 \n" ); document.write( "x=-3/4 \n" ); document.write( " |