SOLUTION: John spent a quarter of his as a boy growing up, one-sixteenth of his life in college, and one half of his life as a teacher. He spent jis last six years in retirement. How old was

Algebra ->  Numeric Fractions Calculators, Lesson and Practice -> SOLUTION: John spent a quarter of his as a boy growing up, one-sixteenth of his life in college, and one half of his life as a teacher. He spent jis last six years in retirement. How old was      Log On


   



Question 770046: John spent a quarter of his as a boy growing up, one-sixteenth of his life in college, and one half of his life as a teacher. He spent jis last six years in retirement. How old was he when he died?
Answer by mananth(16946) About Me  (Show Source):
You can put this solution on YOUR website!
let's say he lived for x years
%281%2F4%29%28+x%29+%2B%281%2F16%29%28+x%29+%2B+%281%2F2%29%28+x%29+%2B+6+=x

multiply equation by 16
4x+x+8x+6=16x
13x+96=16x

16x-13x=96
3x=96
/3
x=32
he live a short life of 32 years