solving multi step equations

2:55

8:30

15:03

3:18

13:58

10:48

5:07

00:25

9:49

4:24

1:18:44

2:22

15:41

2:36

10:54

21:26

16:22

3:44

10:29

27:25

9:13

12:35

8:53

16:04

25:05

2:46

9:06

6:55

1:00

3:24

4:26

3:26

5:12

8:02

6:34

20:42

4:04

7:36

4:50

6:04

3:11

1:51

3:42

3:15

8:04

10:22

22:10

16:33

4:19

9:11

2:21

3:18

2:37

3:58

3:35

18:54

6:54

6:08

2:32

10:59