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October 2, 2014

October 2, 2014

Posted by **David** on Wednesday, November 28, 2012 at 11:40am.

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- Urgent help calculus -
**Steve**, Wednesday, November 28, 2012 at 11:44amyou have a rectangle with height 5 and width 8-x.

So, 5(8-a) = 20

8-a = 4

a = 4

No need for calculus here!

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