3.1.3 Solving Inequalities by Multiplying or Dividing − Worksheet
Example 1:
Solve each inequality and graph the solutions.
d
1. 3 b > 27
2. − 40 ≥ 8 b
3.
4. 24 d ≤ 6
6
>
3
2 3
≥ r 4 5 2
5. 1.1 m ≤ 1.21
6.
7. 9 s > − 18
8.
> k
6
Example 2:
Solve each inequality and graph the solutions.
b
9. − 2 x < − 10
10.
11. − 3.5 n < 1.4
12. 4 > − 8 g
8
≥
2
−
t
16. − ≥− m 1 2 7
d
1 2
13.
14. − 10 h ≥ − 6
15.
12
>
<
6
−
6
−
Example 3:
17. Tom saved $550 to go on a school trip. The cost for a hotel room, including tax, is $80 per night. Write an inequality to show the number of nights Tom can stay at the hotel.
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