document.write( "Question 81592: find two numbers whose sum is 22 and whose difference is 5? \n" ); document.write( "
Algebra.Com's Answer #58449 by checkley75(3666)![]() ![]() ![]() You can put this solution on YOUR website! X+Y=22, X=22-Y & \n" ); document.write( "X-Y=5 NOW WE REPLACE X WITH (22-Y) & SOLVE FOR Y \n" ); document.write( "22-Y-Y=5 \n" ); document.write( "22-2Y=5 \n" ); document.write( "-2Y=5-22 \n" ); document.write( "-2Y=-17 \n" ); document.write( "Y=-17/-2 \n" ); document.write( "Y=8.5 ANSWER. \n" ); document.write( "X+8.5=22 \n" ); document.write( "X=22-8.5 \n" ); document.write( "X=13.5 ANSWER. \n" ); document.write( "PROOF \n" ); document.write( "13.5=8.5=22 \n" ); document.write( "22=22 \n" ); document.write( "13.5-8.5=5 \n" ); document.write( "5=5 \n" ); document.write( " |