The following assignments are about solving linear equations.

1. Solve:

2. Solve:

3. Solve:

4. Solve:

5. Solve:

6. Solve:

7. Solve:

8. For which value(s) of does the following equation have no solution :

9. For which value(s) of is any value of a solution of the equation:

10. For which value(s) of does the following equation have exactly one solution :