document.write( "Question 825625: The sum of three numbers is 30. The second number is 3 times the first. The third number is twice the second number. What are the three numbers? \n" ); document.write( "
Algebra.Com's Answer #497507 by Seutip(231)![]() ![]() You can put this solution on YOUR website! Let\r \n" ); document.write( "\n" ); document.write( "x = be the first number \n" ); document.write( "3x = second number \n" ); document.write( "6x= third number\r \n" ); document.write( "\n" ); document.write( "30 = x + 3x + 6x \n" ); document.write( "30 = 10x \n" ); document.write( "x = 3\r \n" ); document.write( "\n" ); document.write( "so the 1st number is 3, the second number is 9 and the third number is 18 :) \n" ); document.write( " |