document.write( "Question 1023613: 3numbers add up to 180 2nd is twice the1st and th 3rd is is 3 times the 2nd what is each number n= the 1st number \n" ); document.write( "
Algebra.Com's Answer #639111 by Cromlix(4381)![]() ![]() You can put this solution on YOUR website! Hi there, \n" ); document.write( "First number = x \n" ); document.write( "Second number = 2x \n" ); document.write( "Third number = 6x \n" ); document.write( "x + 2x + 6x = 180 \n" ); document.write( "9x = 180 \n" ); document.write( "x = 180/9 \n" ); document.write( "x = 20 \n" ); document.write( "Three numbers: \n" ); document.write( "20, 40 and 120 \n" ); document.write( "Hope this helps :-) \n" ); document.write( " |