Inequalities

Graphing Inequalities

100

When graphing inequalities, which symbols have an open circle?

< less than 

 > greater than

200

When graphing inequalities, which symbols have a closed circle?

Less than or equal to

Greater than or equal to

300

Graph x > 6

open circle on 6 with line going to the right

400

Graph 7 < x

Open circle on 7 with line to the right

500

Graph -3 > x

Open circle on -3 and line going to the left

Writing Inequalities

100

Mr. Fuller had more than 8 chicken wings for dinner

x > 8

200

The class had less than 15 students

x < 15

300

You need at least $20 to go to the movies

x >= 20

400

The football game will last for at most 3 hours

x <= 3

500

One student scored above 80 on the test, while another student scored below a 60 on the test. Most students scored at least a 70.

x > 80, x < 60, x >= 70

One Step Inequalities

100

Solve

x +3 > 9

x > 6

200

Solve

x - 5 < 16

x < 21

300

Solve

3x < -48

x < -16

400

Solve 

x/-4 < 8

x > -32

500

Solve

-9x > -72

x < 8

Two Step Inequalities

100

Solve

2x + 3 < 11

x < 4

200

Solve

x/3 + 4 > 12

x > 24

300

Solve

4x - 4 < -16

x < -3

400

Solve

-6x -7 > -43

x < 6

500

Solve

x+8/4 < -5

x < -28