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**cooljackiec****Member**- Registered: 2012-12-13
- Posts: 185

Given that

and , what is the greatest value of x + y?I see you have graph paper.

You must be plotting something

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**scientia****Member**- Registered: 2009-11-13
- Posts: 224

Let and rewrite the inequalities in terms of and :

Eliminating

givesSo the maximum value of

is .Offline

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