document.write( "Question 176748: Find two numbers whose sum is 64 and whose difference is 4 . \r
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document.write( "(We will call the two numbers x and y .) \r
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document.write( "I am trying to help my son with some school work but I am not having much luck can yo help?
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Algebra.Com's Answer #131822 by Mathtut(3670)![]() ![]() ![]() You can put this solution on YOUR website! ok our two numbers are x and y \n" ); document.write( ": \n" ); document.write( "x+y=64....eq 1 \n" ); document.write( "x-y=4.....eq 2 \n" ); document.write( ": \n" ); document.write( "rewrite eq 2 to x=4+y and plug that value into eq 1 \n" ); document.write( ": \n" ); document.write( "(4+y)+y=64 \n" ); document.write( ": \n" ); document.write( "2y=60.....subtracted 4 from both sides and combined like terms \n" ); document.write( ": \n" ); document.write( " \n" ); document.write( ": \n" ); document.write( "x=4+y |