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October 30, 2014

October 30, 2014

Posted by **C** on Monday, May 19, 2008 at 9:16pm.

Answer: Kenyan-8 lb; Sumatran-12 lb.

Can someone help me with how they arrived at this answer? Thank you

- algebra -
**Reiny**, Monday, May 19, 2008 at 9:29pm9x + 8(20-x) = 8.4(20)

9x + 160 - 8x = 168

x = 8

20-x = 20-8 = 12

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