Question

Find common region for the following system of linear inequations :

x ≥ -3, 4x - 5y ≥ -20, 3x + 4y ≤ 12, y ≥ -2

Answer 1

lnequation	Equation	Points
x ≥ -3	x = -3	(-3, 0)
4x - 5y ≥ -20	-4x + 5y = 20	(0,4) (-5,0)
3x + 4y ≤ 12	3x + 4y = 12	(0,3) (4,0)
y ≥ -2	y = -2	(0,-2)