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July 31, 2014

Posted by **Omotimehin pelumi** on Tuesday, March 6, 2012 at 10:46am.

a+2b+3c=600

2a+3b+c= 900

3a+b+2c=800

- Maths -
**Steve**, Tuesday, March 6, 2012 at 11:46amD = -18

Dx = -3500

Dy = -2900

Dx = -1100

I'll let you do the elimination; come on back if you get stuck, and show where things went south.

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