document.write( "Question 380522: The sum of two numbers is -12.43 and their difference is 117.77\r
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document.write( "(I tried adding two negative numbers to equal -12.43, but nothing large enough to have a difference of 117.77. \n" );
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Algebra.Com's Answer #270102 by mananth(16949) You can put this solution on YOUR website! x+y = -12.43 \n" ); document.write( "... \n" ); document.write( "x-y = 117.77 \n" ); document.write( ".. \n" ); document.write( "add the two equations \n" ); document.write( "2x=105.34 \n" ); document.write( "/2 \n" ); document.write( "x=52.67 \n" ); document.write( "... \n" ); document.write( "plug value of x in first equation \n" ); document.write( "52.67+y=-12.43 \n" ); document.write( "-52.67 \n" ); document.write( "y=-12.43-52.67 \n" ); document.write( "y = -65.10 \n" ); document.write( "... \n" ); document.write( "m.ananth@hotmail.ca \n" ); document.write( " |