document.write( "Question 220990: The sum of two numbers is 56. The larger exceeds twice the smaller by 2. Find the numbers.\r
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document.write( "I already tried x+2+2y = 56 with the substitution of x= 56-y \n" );
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Algebra.Com's Answer #165800 by checkley77(12844)![]() ![]() ![]() You can put this solution on YOUR website! x+y=56 or x=56-y \n" ); document.write( "y=2x+2 \n" ); document.write( "y=2(56-y)+2 \n" ); document.write( "y=112-2y+2 \n" ); document.write( "y+2y=112+2 \n" ); document.write( "3y=114 \n" ); document.write( "y=114/3 \n" ); document.write( "y=38 ans. \n" ); document.write( "x+38=56 \n" ); document.write( "x=56-38 \n" ); document.write( "x=18 ans. \n" ); document.write( "Proof: \n" ); document.write( "38+18=56 \n" ); document.write( "56=56 \n" ); document.write( " \n" ); document.write( " |