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August 30, 2015
Posted by **anoynomous** on Friday, March 22, 2013 at 3:37pm.

x+ 4y ≤ 24;

3x +y ≤21 ;

x+ y ≤9;

x≥0 and y≥0

- maths-Linear inequations -
**Steve**, Friday, March 22, 2013 at 3:54pmIt is a Mansard-roof-shaped region in the 1st quadrant.

Go to wolframalpha.com and enter

solve x+ 4y ≤ 24; 3x +y ≤21 ; x+ y ≤9; x≥0 and y≥0