Linear Inequalities on a Graph

Pick the ordered pair that is NOT a solution

• (0,0)

• (1,-1)

• (2,0)

• (4,-4)

This word means: a region that contains the solutions to both inequalities

• y-axis

• substitution method

• x-axis

• Solution Area

Which scenario fits this graph best?

• You have P20 to spend. Hotdog cost P5 and hamburger cost P2. How many hotdogs and hamburgers can you buy?

• You have P30 to spend. Hotdog cost P5 and hamburger cost P3. How many hotdogs and hamburgers can you buy?

• You have P20 to spend. Hotdog cost P4 and hamburger cost P10. How many hotdogs and hamburgers can you buy?

• You have P30 to spend. Hotdog cost P5 and hamburger cost P6. How many hotdogs and hamburgers can you buy?

Which graph best represents the following inequality?

• 
• 
• 
• 

Select the graph for y >  -2x - 3

• A

• B

• C

• D

What is one way to determine the appropriate region to shade on the graph for an inequality?

• Use the y-intercept of the equation

• Use test points

• Use the slope of the equation

• Use the x-intercept of the equation

Which of the following inequalities is shown graphed here?

Select the correct graph for each inequality.

pg.28

• A

• B

• C

• D

Write an inequality for the given graph.

• y < 3x + 1

• y > -3x - 1

• y ≤ -3x + 1

• y < -3x + 1

Select the correct graph for each inequality.

• A

• B

• C

• D