Graphing Linear Inequalities

How can I tell if an inequality will have a solid line?

• It has an equal sign.
• The symbol is greater than.
• The symbol has "or equal to."
• You just guess.

Which point below is NOT a part of the solution set?

• (0, 0)
• (0, 1)
• (-100, -3)
• (5, 10)

Which point below is NOT part of the solution set?

• (0, 0)
• (-10, -10)
• (-1, 5)
• (5, 20)

Which of the following equations match the given graph?

• y ≤ -3/4 x + 3
• y ≥ -3/4 x + 3
• y < -3/4 x + 3
• y > -3/4 x + 3

Which of the following equations match the given graph?

• y ≥ 2/5x + 1
• y ≥ -2/5x + 1
• y≤  2/5x + 1
• y ≥ -2/5x - 1

Which ordered pair makes the inequality 2x + 4y > 600 true?

• (50, 100)

• (150, 100)

• (200, 25)

• (100, 75)

Which ordered pair is NOT a solution to y ≥ -x + 1?

• (2,1)
• (0,2)
• (-4,4)
• (-1,6)

Which ordered pair IS a solution to y < -2x - 5

• (-2,1)
• (2,6)
• (2,-1)
• (-4,2)

Consider the equation:
y=-x+4
Identify the slope and y-intercept.

• m=4, b=-x
• m=-x, b=4
• m=1, b=4
• m=-1, b=4

Will my line be solid?
5 ≥ x

• Yes
• No