Wednesday

August 20, 2014

August 20, 2014

Posted by **Nikko** on Tuesday, February 11, 2014 at 8:34am.

- Algebra (Age Problem) -
**Reiny**, Tuesday, February 11, 2014 at 10:08ampresent age --- x

age five years ago --- x-5

age five years from now -- x+8

"Five years ago Rico's age was half of the age he will be in eight years"

x-5 = (1/2)(x+8

times 2

2x - 10 = x + 8

x = 18

Rico is now 18 yrs old

check:

5 years ago: 13

8 years from now: 26

is 13 equal to 1/2 of 26 ? , YES

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