Column 1
Column 2
Column 3
Column 4
Column 5
100

x + 7 = 13

x = 6

100

2x < 6

x < 3

100

14 = 7x 

x = 2

100

x - 4 = 10

x = 14

100

x + 5 > 10

x > 5

200

x - 4 = -2

x = 2

200

1/2 x < 6

x < 12

200

13 = x - 8

x = 21

200

x + 3 = 14

x = 11

200

x - 2 > -4

x > -2

300

3x + 4 = 25

x = 7

300

5x < -20

x < -4

300

20 = 3x

x = 20/3

300

2x + 18 = 20

x = 1

300

2x + 4 >= 20

x >= 8

400

2/3 x + 2 = 6

x = 6

400

2x - 4 = 20

x = 12

400

5x + 4 <= 19

x <= 3

400

1/3 x - 4 = 2

x = 18

400

2x > 4z + 2

x > 2z + 1

500

4/5x + 10 = 26

x = 20

500

-4x + 3 = -15

x = 9/2

500

-4x > 20

x < -5

500

(5x - 4)/2 = 8

x = 4

500

3 - 3x > 18

x < -5