document.write( "Question 1089401: The average of 6 numbers is 32. The average of the first 3 is 26. Find the fourth number if the average of the last two is 46 \n" ); document.write( "
Algebra.Com's Answer #703750 by natolino_2017(77)![]() ![]() ![]() You can put this solution on YOUR website! 1)Sum (xi) from 1 to 6 = 6*32 = 192 \n" ); document.write( "2)Sum (xi) from 1 to 3 = 3*26 = 78 \n" ); document.write( "3)Sum (xi) from 5 to 6 = 2*46 = 92\r \n" ); document.write( "\n" ); document.write( "1) - 2) - 3) x4 = 192 - 78 - 92 = 22\r \n" ); document.write( "\n" ); document.write( "The fouth number is 22\r \n" ); document.write( "\n" ); document.write( "@natolino_\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |