Linear Inequalities in Two Variables

Look at number 1 and talk about it in your group. Match each inequality with the correct graph.

​4-4 Reteach to Build Understanding

Key Thoughts Review

Multiple Choice

Which of the following equations match the given graph?

• y < 2x − 1

• y > −x + 3

• y ≥ 2x − 1

• y ≤ −x + 3

Multiple Choice

Which of the following equations match the given graph?

• y < 2x − 1

• y > −x + 3

• y ≥ 2x − 1

• y ≤ −x + 3

Multiple Choice

Which of the following equations match the given graph?

• y < 2x − 1

• y > −x + 3

• y ≥ 2x − 1

• y ≤ −x + 3

Multiple Choice

Which of the following equations match the given graph?

• y < 2x − 1

• y > −x + 3

• y ≥ 2x − 1

• y ≤ −x + 3

Multiple Select

Anthony graphed the inequality y < −2x + 1 as shown.

What error did Anthony make?

• Anthony used a solid line instead of

  a dashed line.

• Anthony graphed below the line instead of above the line.

• Anthony graphed that y-intercept at -1 instead of +1.

• The < symbol indicates

  that the points on the boundary line

  are not to be included.

Multiple Choice

The graph is shaded _______ the line.

• above

• below

Multiple Choice

The boundary line is ________?

• dashed

• solid

Multiple Choice

The inequality shown by the graph is _______.

• y ≤ x + 2

• y ≥ x + 2

• y < x + 2

• y > x + 2

.

​4-4 Additional Practice

Multiple Choice

Which of the following graphs matches the given equation?

y < x

Multiple Choice

Which of the following graphs matches the given equation?

y ≤ 3x −6

​What do you do before you graph #3?

Multiple Choice

Write the following inequality in slope intercept form.

x − 2y > −4

• y < 1/2x + 2

• y > 1/2x +2

• y < 2x -4

• y > 2x -4

Multiple Choice

Which of the following graphs matches the given equation?

y < 1/2x + 2