SOLUTION: Please help me solve this problem. A mother is nine times as old as her son. In three years, she will be five times as old as her son. Find the present age of each.

Question 1012044: Please help me solve this problem.
A mother is nine times as old as her son. In three years, she will be five times as old as her son. Find the present age of each.
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
A mother is nine times as old as her son. In three years, she will be five times as old as her son. Find the present age of each.
------
Equations:
m = 9s
m+3 = 5(s+3)
-----
Substiute for "m" and solve for "s"::
9s + 3 = 5s + 15
4s = 12
Son's age = 3 yrs
----------
Solve for "m"::
m = 9s
Mum's age = 9*3 = 27 yrs
-------
Cheers,
Stan H.
--------
RELATED QUESTIONS
A mother is three times as old as her son. In 18 years time, she will be twice as old as... (answered by ikleyn,MathLover1,MathTherapy)

A mother is five times as old as her son in six years time she will be four times as old... (answered by Alan3354)

Mother is three times as old as her son. Ten years from now, mother will be two times as... (answered by fractalier)

sherry is fives times as old as her son. In five years she will only be three times as... (answered by addingup)

A mother is 10 times as old as her son. In 6 years time, she will be 4 times as old as... (answered by lwsshak3)

Please help me solve this: A man is four times as old as his son. In five years' time (answered by macston)

In four years time a mother will be three times as old as her son. Four years go she was... (answered by oscargut)

A mother is three times as old as her son. Six years ago she was five times as old as her (answered by stanbon,ana catherine)

A mother is four times as old as his son. In 6 years, she will be three as old as he is.... (answered by macston)