Monday

September 1, 2014

September 1, 2014

Posted by **TUHITUHI** on Saturday, October 6, 2012 at 12:18pm.

- math -
**Reiny**, Saturday, October 6, 2012 at 12:54pmpresent:

son --- x

father --- 2x

in four years:

son x+4

father 2x+4

9 years ago:

son -- x-9

father -- 2x-9

2x+4 = 4(x-9)

2x+4 = 4x-36

-2x = -40

x=20

**son is now 20 , and the father is now 40**

check:

in 4 years:

son is 24

father is 44

9 years ago:

son was 11

father was 30

is 44 four times 11 ? YES

**Related Questions**

math - Sanjeev is twice as old as his son.If after four years he will be four ...

Kathie - In four years' time, a father will be three times as old as his son. ...

Math - In five years,Emma will be three years more than twice as old as her son...

Math - I cant figure this out! Can someone please tell me were my mistake is...

Math - Ten years ago a man was three times as old as his son. In twelve more ...

algebra - A man is 4 times as old as his son.After 16 years he will be only ...

Algebra - Ten years ago a man was three times as old as his son. In twelve more ...

MATH - 1. A father is three times as old as his son. Five years ago the sum of ...

math - When a woman is as old as her father is now, she will be five times as ...

math - This year the Sum of Mr. Bellinis age and his son's age his son's age is ...