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For each system of linear inequalities, algebraically determine which of the given points are solutions to the system. Show your work.

1.y< -x+ 6y3x- 2

a) (1, 3)

b) (3, 1)

c) (2. 4)

d) (-1, 6)

2.y< -2x+ 3y2x+ 3

a) (0, 3)

b) (0, 2)

c) (0. 4)

d) (1, 4)

3.y>x+ 5y3

a) (-4, 3)

b) (-5, 0)

c) (-2. 3)

d) (-8, -3)

Use this online graphing calculator to check your work for as many answers as you can graphically.

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Activity 4: Checking Solutions