Chapter 8 Equations and Inequalities

Represent the solution set of each inequality on a number line: z < 7.1

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Represent the solution set of each inequality on a number line: z ≥ 10.4

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Write an inequality for each number line.

• x < 16

• x ≤ 16

• x > 16

• x ≥ 16

Write an inequality for each number line.

Write an equation for each of the following.

• y = x + 9

• x = y + 9

• y = x - 9

• x = y - 9

Write an equation for each of the following.

• h = 8f

• f = 8h

Use an algebraic equation or algebraic inequality to solve.

• 4,030 mL

• 5,730 mL

• 65 stickers

• 1,625 stickers

• 320 stickers

• 330 stickers

Use an algebraic equation or algebraic inequality to solve.

• 119 pages

• 126 pages

• 11 pages

• 25 pages

Solve the inequality: 2x + 7 < 15

• x < 2

• x < 4

• x = 15

• x > 4