document.write( "Question 565278: I'm trying to understand my daughters homework. This is one if her word problems I need help breaking down so that I can help her. Thank you much. \r
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document.write( "The sum of two mumbers is 15 less than twice the first number. Their difference is 5 less than twice the second number. Find each of the numbers. \n" );
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Algebra.Com's Answer #365720 by mananth(16946)![]() ![]() You can put this solution on YOUR website! let first number be x \n" ); document.write( "second number be y\r \n" ); document.write( "\n" ); document.write( "x+y = 2x-15 \n" ); document.write( "x-y = 2y-5\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "x+y = 2x-15 \n" ); document.write( "-2x \n" ); document.write( "x-2x+y=2x-2x-5 \n" ); document.write( "y-x=-15.....................(1) \n" ); document.write( "x-y = 2y-5 \n" ); document.write( "-2y \n" ); document.write( "x-y-2y=2y-2y-5 \n" ); document.write( "x-3y=-5....................(2)\r \n" ); document.write( "\n" ); document.write( "add equation (1) & (2) \n" ); document.write( "y-3y=-15-5 \n" ); document.write( "-2y=-20 \n" ); document.write( "/-2 \n" ); document.write( "y=10 \n" ); document.write( "plug y in (1) \n" ); document.write( "10-x=-15 \n" ); document.write( "-x=-10-15 \n" ); document.write( "-x=-25 \n" ); document.write( "/-1 \n" ); document.write( "x=25 \n" ); document.write( " |