3.2.1 Solving Two-Step and Multi-Step Inequalities - Practice
1. Solve the inequality and graph the solutions. 11 c − 31 ≥ 13
2. Solve the inequality and graph the solutions. 15 + 5 s < 10
3. Solve the inequality and graph the solutions. − 2 w − 2 < − 8
4. Solve the inequality and graph the solutions. + > p
8 5
4 7
8 7
5. Solve the inequality and graph the solutions. 4 f − 3 − 3 f < − 5
6. Solve the inequality and graph the solutions. 2 d + 7 − 4 d ≥ − 3
7. Solve the inequality and graph the solutions. 3 4 > 3(2 − x )
8. A cell phone service provider offers two plans. Plan A includes a fee of $25 per month and charges $0.25 for every call. Plan B includes a fee of $40 per month and offers unlimited calls. For what number of phone calls is the cost of plan B less than the cost of plan A?
9. The average of Tiffany’s two test scores must be at least 80% for her to earn a “B” grade. Tiffany got 95% on the first test. What is the least score Tiffany can earn on the second test to earn a “B” grade?
171
Made with FlippingBook Digital Publishing Software