document.write( "Question 423726: 1/3x-5/6y=-6\r
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document.write( "4x+7y=30\r
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document.write( "What are x and y\r
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document.write( "Thank you \n" );
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Algebra.Com's Answer #295448 by mananth(16946)![]() ![]() You can put this solution on YOUR website! 1/3 x-5/6 y=-6 \n" ); document.write( "(2y-5x)/6=-6 \n" ); document.write( "2y-5x=-36------------1\r \n" ); document.write( "\n" ); document.write( "4x+7y=30.............2 \n" ); document.write( "..... \n" ); document.write( "-5x+2y=-36.............1 \n" ); document.write( "4x+7y=30 .............2 \n" ); document.write( " \n" ); document.write( "multiply (1)by -7 \n" ); document.write( "Multiply (2) by 2 \n" ); document.write( "35x-14y= 252 \n" ); document.write( "8x+14y=60 \n" ); document.write( " \n" ); document.write( "Add the two equations \n" ); document.write( "43x+y =312 \n" ); document.write( "/43 \n" ); document.write( "x=7 1/4 \n" ); document.write( " \n" ); document.write( "plug value of x in (1) \n" ); document.write( "-5x+2y=-36 \n" ); document.write( "-36.28+2 y=-36 \n" ); document.write( "2y=-36+36.28 \n" ); document.write( "2y=0.28 \n" ); document.write( "y= 1/7 \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " |