document.write( "Question 560594: 6 numbers have average 9, if the 6th number is deducted the resulting average is 10. What is the 6th number? \n" ); document.write( "
Algebra.Com's Answer #363976 by mananth(16946)![]() ![]() You can put this solution on YOUR website! 6 numbers average =9 \n" ); document.write( "total = 6*9 =54 \n" ); document.write( "let the 6th number be x \n" ); document.write( "(54-x)/5 = 10 \n" ); document.write( "54-x=50 \n" ); document.write( "x=54-50 \n" ); document.write( "x=4\r \n" ); document.write( "\n" ); document.write( "6th number is 4 \n" ); document.write( " |