document.write( "Question 800968: Please help me solve this equation:
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document.write( "3x-4y=2
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document.write( "2x-4y=-4 \n" );
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Algebra.Com's Answer #483380 by mananth(16946)![]() ![]() You can put this solution on YOUR website! 3 x -4 y = 2 .............1 \n" ); document.write( "Total value \n" ); document.write( "2 x -4 y = -4 .............2 \n" ); document.write( "Eliminate y \n" ); document.write( "multiply (1)by -1 \n" ); document.write( "Multiply (2) by 1 \n" ); document.write( "-3 x 4 y = -2 \n" ); document.write( "2 x -4 y = -4 \n" ); document.write( "Add the two equations \n" ); document.write( "-1 x = -6 \n" ); document.write( "/ -1 \n" ); document.write( "x = 6 \n" ); document.write( "plug value of x in (1) \n" ); document.write( "3 x -4 y = 2 \n" ); document.write( "18 -4 y = 2 \n" ); document.write( " -4 y = 2 -18 \n" ); document.write( " -4 y = -16 \n" ); document.write( " y = 4 \n" ); document.write( " \n" ); document.write( " |