SOLUTION: Lisa is 27 years younger than her Mom, but after ten years, Lisa became half the age of her Mom What is the age of Lisa and her Mom...

Algebra ->  Customizable Word Problem Solvers  -> Age -> SOLUTION: Lisa is 27 years younger than her Mom, but after ten years, Lisa became half the age of her Mom What is the age of Lisa and her Mom...       Log On

Ad: Over 600 Algebra Word Problems at edhelper.com


    

Question 581174: Lisa is 27 years younger than her Mom, but after ten years, Lisa became half the age of her Mom
What is the age of Lisa and her Mom...
Answer by dfrazzetto(283) About Me  (Show Source):
You can put this solution on YOUR website!

L = M - 27
2(L+10) = M + 10
Substitution:
2(M-27+10) = M + 10
2M -34 = M + 10
M = 44
L = 17