document.write( "Question 149778: 1.25x – 2y = 1.3125
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document.write( "x + 2y = –0.75 \n" );
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Algebra.Com's Answer #109882 by Alan3354(69443) You can put this solution on YOUR website! 1.25x – 2y = 1.3125 \n" ); document.write( "x + 2y = –0.75 \n" ); document.write( "------------- \n" ); document.write( "Multiply by 16 to get rid of fractions. Not required, but it makes it easier. \n" ); document.write( "20x - 32y = 21 \n" ); document.write( "16x + 32y = -12 \n" ); document.write( "Add 2 eqns \n" ); document.write( "36x = 9 \n" ); document.write( "x = 0.25 \n" ); document.write( "------- \n" ); document.write( "Sub in 2nd eqn \n" ); document.write( ".25 + 2y = -.75 \n" ); document.write( "2y = -1 \n" ); document.write( "y = -0.5 \n" ); document.write( " \n" ); document.write( " |