SOLUTION: In the Johnson family, dad is 7 years older than mom and mom was 25 when their son was born. If the sum of their ages is 84, what are the ages of the memebers of th Johnson famil

Algebra ->  Customizable Word Problem Solvers  -> Age -> SOLUTION: In the Johnson family, dad is 7 years older than mom and mom was 25 when their son was born. If the sum of their ages is 84, what are the ages of the memebers of th Johnson famil      Log On

Ad: Over 600 Algebra Word Problems at edhelper.com


    

Question 428157: In the Johnson family, dad is 7 years older than mom and mom was 25 when their son was born. If the sum of their ages is 84, what are the ages of the memebers of th Johnson family?
Answer by jorel1380(3719) About Me  (Show Source):
You can put this solution on YOUR website!
d=m+7
m=s+25
m+d+s=84
m+m+7+m-25=84
3m=102
m=34
d=41
s=9
Dad is 41. Mom is 34, and the son is 9..