document.write( "Question 665366: Please help. \r
\n" );
document.write( "\n" );
document.write( "The average of 3 numbers is 14. The average of 2 of the numbers is 19. What is the third number?
\n" );
document.write( " \n" );
document.write( "
Algebra.Com's Answer #413790 by MathTherapy(10556) You can put this solution on YOUR website! \n" ); document.write( "Please help. \r \n" ); document.write( "\n" ); document.write( "The average of 3 numbers is 14. The average of 2 of the numbers is 19. What is the third number?\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Since the average of the three numbers is 14, then the sum of the 3 numbers is: 3 * 14, or 42\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Since the average of 2 of the three numbers is 19, then the sum of 2 of the 3 numbers is: 2 * 19, or 38\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "The third number is: 42 - 38, or \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Send comments and “thank-yous” to “D” at MathMadEzy@aol.com \n" ); document.write( " |