Unit 4 Review Objectives 1-5

-4x + 14 ≤ 54

• x ≥ - 10
• x ≤ -10
• x ≥ 10
• x ≤ 10

10 < 3x + 19

• x < 3
• x > 3
• x < -3
• x > -3

10 ≥ x - 3

• x ≤ 13
• x ≥ 13
• x ≤ 7
• x ≥ 7

Solve the inequality.
x + 5 ≤ 13

• x ≥ 8
• x ≥ 18
• x ≤ 8 
• x ≤ 18 

-4x + 14 ≤ 54

• x ≥ - 10
• x ≤ -10
• x ≥ 10
• x ≤ 10

Solve the inequality. 30 + n > 50

• x > 50
• x > 80
• x < 30
• x > 20

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

• TRUE
• FALSE

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

• TRUE
• FALSE

What is the reason that absolute value is always written as a positive?

• Absolute value is talking about numbers so it must be positive.
• Absolute value does not always have to be positive.
• Absolute value is like a clock it has only positive numbers.
• Absolute value is talking about distance, distance is always measured by positive numbers.

Solve and graph:

• A
• B
• C
• D