document.write( "Question 260108: solve for x and y\r
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document.write( "5x - 2y = 12
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document.write( "4x + 3y = 8 \n" );
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Algebra.Com's Answer #191624 by mananth(16946)![]() ![]() You can put this solution on YOUR website! 5x - 2y = 12 ---1 \n" ); document.write( "4x + 3y = 8 ---2\r \n" ); document.write( "\n" ); document.write( "Multiply eq-- 1 by 3 \n" ); document.write( "& eq---2 by 2 \n" ); document.write( "we get \n" ); document.write( "15x -6y = 36 \n" ); document.write( "8x + 6y = 16\r \n" ); document.write( "\n" ); document.write( "Add the two equations\r \n" ); document.write( "\n" ); document.write( "we get \n" ); document.write( "23x = 52\r \n" ); document.write( "\n" ); document.write( "x= 52/23\r \n" ); document.write( "\n" ); document.write( "Put the value of x in eq. 1\r \n" ); document.write( "\n" ); document.write( "15 * ( 52/23) -2y = 12\r \n" ); document.write( "\n" ); document.write( "-2y= (12 *23)/(52*15) \n" ); document.write( "y= - (12*23)/2*52*15) \n" ); document.write( "Simplify the fraction to get the value of y \n" ); document.write( " \n" ); document.write( " |