**Q5: **

Determine the number of solutions to the following system.

- AThere are no solutions.
- BThere are infinitely many solutions.
- CThere are finitely many solutions, not including.
- DThe only solution is.

**Q6: **

Determine the number of solutions to the following system.

- AThere are no solutions.
- BThere are infinitely many solutions.
- CThere are finitely many solutions, not including.
- DThe only solution is.

**Q7: **

Determine the number of solutions to the following system.

- AThere are no solutions.
- BThere are infinitely many solutions.
- CThere are finitely many solutions, not including.
- DThe only solution is.