2. 12x + 5 ≥ 17x – 10
F x| x≤ -3 G x| x≥ 3 H x| x≥ -3 J x| x≤ 3

3. 6m – 2(7 + 3m) > 5(2m – 3) – m
A m| m< 1 B m| m<19 C m| m> 1 D m| m> 19

4. 2n7 ≤ 4
F n| n≤ 14 G n| n≥ 14 H n| n≤ 87 J n| n ≥ 87

5. 3t – 2(t – 1) ≥ 5t – 4(2 + t)
A t| t≤ -57 C t | all real numbers
B t| t≤ 34 D ⊘

Part II

6. Solve the inequality 4.2 > –11 + t. Check your solution.

7. Solve the inequality 2x – 1 > 7. Then graph the solution set.

Define a variable, write an inequality, and solve each problem.

8. For a package to qualify for a certain postage rate, the sum of its length and girth cannot exceed 85 inches. If the girth is 63 inches, how long can the package be?

9. The minimum daily requirement of vitamin C for 14-year-olds is at least 50 milligrams per day. An average-sized apple contains 6 milligrams of vitamin C. How many apples would a person have to eat each day to satisfy this requirement?