SOLUTION: total age of 3persons is 80years, what was the total of their age 3 years ago

Algebra ->  Customizable Word Problem Solvers  -> Age -> SOLUTION: total age of 3persons is 80years, what was the total of their age 3 years ago      Log On

Ad: Over 600 Algebra Word Problems at edhelper.com


    

Question 750042: total age of 3persons is 80years, what was the total of their age 3 years ago
Answer by tommyt3rd(5050) About Me  (Show Source):
You can put this solution on YOUR website!
x+y+z=80 so three years ago their ages were
x-3
y-3
z-3
thus the old (pardon the pun) age was 80-9 = 71

:)