document.write( "Question 240661: the difference between two numbers is 16. three times the larger number is seven times the smaller \n" ); document.write( "
Algebra.Com's Answer #176304 by checkley77(12844)![]() ![]() ![]() You can put this solution on YOUR website! X-Y=16 \n" ); document.write( "X=16+Y \n" ); document.write( "3X=7Y REPLACE X BY (16+Y) \n" ); document.write( "3(16+Y)=7Y \n" ); document.write( "48+3Y=7Y \n" ); document.write( "3Y-7Y=-48 \n" ); document.write( "-4Y=-48 \n" ); document.write( "Y=-48/-4 \n" ); document.write( "Y=12 ANS. FOR THE SMALLER NUMBER. \n" ); document.write( "X-12=16 \n" ); document.write( "X=16+12 \n" ); document.write( "X=28 ANS. FOR THE LARGER NUMBER. \n" ); document.write( "PROOF: \n" ); document.write( "3*28=7*12 \n" ); document.write( "84=84 \n" ); document.write( " |