SOLUTION: the sum of the ages of petra and her mother is 53. her mother is 11 years more thean twice as old as petra. how old is petra and her mother?

Algebra ->  Coordinate Systems and Linear Equations -> SOLUTION: the sum of the ages of petra and her mother is 53. her mother is 11 years more thean twice as old as petra. how old is petra and her mother?      Log On


   

Question 268354: the sum of the ages of petra and her mother is 53. her mother is 11 years more thean twice as old as petra. how old is petra and her mother?
Answer by rfer(16322) About Me  (Show Source):
You can put this solution on YOUR website!
x+2x+11=53
3x=42
x=14 yrs petra
mother= 39 yrs