SOLUTION: The average of the double and the triple of a number a is 90. What's the value of a? I tried to think of a number that is divided by 2 and divided by 3 and gives the same value whi

Algebra ->  Customizable Word Problem Solvers  -> Numbers -> SOLUTION: The average of the double and the triple of a number a is 90. What's the value of a? I tried to think of a number that is divided by 2 and divided by 3 and gives the same value whi      Log On

Ad: Over 600 Algebra Word Problems at edhelper.com


   



Question 491679: The average of the double and the triple of a number a is 90. What's the value of a? I tried to think of a number that is divided by 2 and divided by 3 and gives the same value which is imposible.
Answer by scott8148(6628) About Me  (Show Source):
You can put this solution on YOUR website!
(2a + 3a) / 2 = 90

5a = 180