document.write( "Question 379388: one number is eight more than twice another and their sum is 20. what are their number? \n" ); document.write( "
| Algebra.Com's Answer #269362 by tutorcecilia(2152)     You can put this solution on YOUR website! one number is eight more than twice another and their sum is 20. what are their number? \n" ); document.write( "one number = x = 2y+8 \n" ); document.write( "another number = y \n" ); document.write( "so, (2y+8)+ y=20 \n" ); document.write( "simplify 3y+8=20 \n" ); document.write( "3y=20-8 \n" ); document.write( "3y=12 \n" ); document.write( "y=4, \n" ); document.write( "checking the answer gives x=2(4)+8=16 \n" ); document.write( "so, y = 4 and x = 16 \n" ); document.write( "4+16=20 \n" ); document.write( " |