Lesson 21 Solving and Graphing Linear Inequalites

Lesson 21 Solving and Graphing Linear Inequalities

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Multiple Choice

When you graph an inequality, you used a closed dot when you use which symbols?

• ≤, ≥ 
• <, >

Multiple Choice

d/4 > 5

• 20
• 5
• 10
• 40

Multiple Choice

x ÷ 9 ≤ 1

• x ≤ 1
• x ≤ 1/9
• x ≤ 9
• x ≤ 8

Multiple Choice

8x < 48

• x < -6
• x > -6
• x < 6
• x > 6

Multiple Choice

8x ≥ -32

• x ≥ -4
• x ≥ 4
• x ≤ -4
• x ≥ 4

Multiple Choice

y - 13 ≤ -15

• y ≤ 2
• y ≤ -2
• y ≤ 28
• y ≤ -28

Multiple Choice

c - 7 > 8

• c < 15
• c > 15
• c < - 15
• c >, = 15

Multiple Choice

126 < f + 32

• f > 94
• f < 96
• f < 94
• f < 55

Multiple Choice

x + 5 ≤ 13

• x ≥ 8
• x ≥ 18
• x ≤ 8 
• x ≤ 18 

Multiple Choice

What inequality does the number line graph represent?

• x ≥ 3
• x > 3
• x < -3
• x ≤ 3

Multiple Choice

Which inequality matches the graph?

• A
• B
• C
• D

Multiple Choice

What inequality does the number line graph represent?

• x > 5
• x < −5
• x ≥ 5
• x ≥ −5

Multiple Choice

Which inequality matches the graph?

• A
• B
• C
• D

Multiple Choice

What inequality does the number line graph represent?

• x ≤ 4
• x ≥ -4
• x < -4
• x < 4

Multiple Choice

Match the graph with its inequality.

• 11 < a
• 11 > a
•  11 ≤ a
•  11 ≥ a

Multiple Choice

Is x = 12 a given solution to the inequality.
x > 5

• TRUE
• FALSE

Multiple Choice

Is x = 9 a solution to the given inequality.
x > 9

• TRUE
• FALSE

Multiple Choice

Will my dot be colored in?
5 ≥ x

• Yes
• No

Multiple Choice

Write an expression.

Anita needs at least an 90 grade (g) on her test to get an A in math class.

• g ≤ 90

• g ≥ 90

• g < 90

• g > 90