document.write( "Question 881566: Find x if the average of 20, 20, 19, 13, and x is 16. \n" ); document.write( "
Algebra.Com's Answer #532300 by JulietG(1812) You can put this solution on YOUR website! 20+20+19+13+x = 16*5 (five numbers) \n" ); document.write( "72+x = 80 \n" ); document.write( "Subtract 72 from each side \n" ); document.write( "x = 8 \n" ); document.write( ". \n" ); document.write( "Prove it. \n" ); document.write( "20+20+19+13+8=80 \n" ); document.write( "80/5 = 16 \n" ); document.write( "Success! \n" ); document.write( " |