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January 25, 2015

January 25, 2015

Posted by **Terence P.** on Monday, September 3, 2007 at 2:37pm.

18,000 * 0.80 = 14,400

18,000 - 14,400 = 3,600

3,600 is the population five years ago?

to check:

3,600 * 5 = 18,000

Is 3,600 the correct answer. Was this problem done correctly?

- Algebra - please check my answer for me -
**drwls**, Monday, September 3, 2007 at 3:38pmNo, you did not do it correctly.

Let X be the population 5 years ago.

X*(1.8) = 18,000

X = 10,000

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