document.write( "Question 211276: the sum of a number an three times that number is 720 what are the 2 numbers \n" ); document.write( "
Algebra.Com's Answer #159704 by checkley77(12844)![]() ![]() ![]() You can put this solution on YOUR website! x+3x=720 \n" ); document.write( "4x=720 \n" ); document.write( "x=720/4 \n" ); document.write( "x=180 ans. for the smaller number. \n" ); document.write( "3*180=540 ans. for the larger number. \n" ); document.write( "Proof: \n" ); document.write( "180+540=720 \n" ); document.write( "720=720 \n" ); document.write( " |