Problema Solution
Shelly is 3 years older than Michele. Four years ago the sum of their age was 67. Find the age of each person now.
Answer provided by our tutors
let 'x' represent the age of Michele, then 'x+3' represents Shelly's age. Four years ago the sum of their age was 67:
(x-4)+(x+3-4)=67
x=36
36+3=39
Michele's age is 36 and Shelly's age is 39.