document.write( "Question 54414: the average of 5,9,10,13 and a equals 11.find the value of a?
\n" );
document.write( " \n" );
document.write( "
Algebra.Com's Answer #36662 by Nate(3500) ![]() You can put this solution on YOUR website! (5 + 9 + 10 + 13 + a)/5 = 11 \n" ); document.write( "14 + 23 + a = 55 \n" ); document.write( "37 + a = 55 \n" ); document.write( "a = 18 \n" ); document.write( " |