document.write( "Question 779170: Hello What the average of 5 numbers is 92 When a sixth number was added the average became 90 What was the sixth number ? \n" ); document.write( "

Algebra.Com's Answer #475126 by rothauserc(4718) $\"\"$ $\"About$

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s/5 = 92 and 5 * 92 = 460
\n" ); document.write( "(460 + x) / 6 = 90
\n" ); document.write( "multiply both sides of = by 6
\n" ); document.write( "460 +x = 6*90
\n" ); document.write( "460 +x = 540
\n" ); document.write( "x = 80\r
\n" ); document.write( "\n" ); document.write( " \n" ); document.write( "

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