document.write( "Question 457531: Can someone help me solve the solution of the system using the elemination method?\r
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document.write( "0.3x - 0.2y = 4
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document.write( "0.5 + 0.5y = 45/23 \n" );
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Algebra.Com's Answer #313921 by mananth(16946)![]() ![]() You can put this solution on YOUR website! 0.3x-0.2 y=4 .............1 \n" ); document.write( "0.5x+0.5 y=1.96 .............2 \n" ); document.write( " \n" ); document.write( "multiply (1)by 0.5 \n" ); document.write( "Multiply (2) by 0.2 \n" ); document.write( "0.15x-0.1y=2 \n" ); document.write( "0.1x+0.1 y=0.39 \n" ); document.write( "Add the two equations \n" ); document.write( "0.25x=2.39 \n" ); document.write( "/0.25 \n" ); document.write( "x=9.57 \n" ); document.write( "plug value of x in (1) \n" ); document.write( "0.3x-0.2 y=4 \n" ); document.write( "2.87-0.2 y=4 \n" ); document.write( "-0.2y=4-2.87 \n" ); document.write( "-0.2y=1.13 \n" ); document.write( "y=-5.65 \n" ); document.write( " \n" ); document.write( " |