Question

PLZ help
solve for x

Answer 1

The first one I know is 2 because 2+5=7

Answer 2

1. x = 1

2. x = 13

3. x = 10

4. x = 1

5. x = 2

6. x = 22

7. x = 3

8. x = -6

9. x = -6

Explanation: