Number Lines and Inequalities

CONCEPTS

Number Lines and Inequalities

• Closed circles on a number line: use with ≥ or ≤

• Open circles on a numbe line: use with > or <

PRACTICE PROBLEMS

Question 1 Which of the following graphs shows the solution set for the inequality 4x - 2 ≥ 6

-- Answer --

4x - 2 ≥ 6

4x ≥ 8

x ≥ 2

ACT PRACTICE PROBLEMS