Linear Inequalities

Hint:  Be sure the inequality is in slope-intercept form.  Observe whether the slope is positive or negative.  Also consider if the inequality is shaded above or below the line.

• y ≥ x + b
• x - y ≥ -b
• x + y ≤ b
• -y ≤ x + b

Tags

CCSS.HSA.REI.D.12

Which graph represents the inequality -2x + 7y ≤ 112?
Hint:  Put the inequality in slope-intercept form and graph it on your calculator.

Add 2x to both sides; then divide everything by 7.

• A
• B
• C
• D

Tags

CCSS.HSA.REI.D.12

Which graph represents the inequality -2x + 3y > 12? 
Hint:  Put the inequality in slope-intercept form and graph it on your calculator.

Add 2x to both sides; then divide everything by 3.

• A
• B
• C
• D

Tags

CCSS.HSA.REI.D.12

Which point below is NOT part of the solution set?

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

Tags

CCSS.HSA.REI.D.12

Choose the correct inequality for this graph.

• 
• 
• 
• 

Tags

CCSS.HSA.REI.D.12

Which point below is NOT part of the solution set?

• (0, 0)
• (5, 1)
• (-1, -3)
• (20, -5)

Tags

CCSS.HSA.REI.D.12

Select the correct graph for each inequality.

• A
• B
• C
• D

Tags

CCSS.HSA.REI.D.12

What inequality symbol goes with is at least?

• <
• >
• ≤
• ≥

Tags

CCSS.6.EE.B.8

Are the points on the line part of the solution set or not? For example

• Yes, they are part of the solution set
• No, they are NOT part of the solution set

Tags

CCSS.HSA.REI.D.12

Is (-2,4) a solution to the system?

• Solution
• Not a solution

Tags

CCSS.HSA.REI.D.12