To solve the inequality $-9y > 9$, follow these steps:

1. Divide both sides by -9:
   Since you are dividing by a negative number, remember to flip the inequality sign.
   $y < \frac{9}{-9}$

2. Simplify: $y < -1$

The solution to the inequality is: $y < -1$

Would you like more details on inequalities or another question?

Here are 5 related questions to explore:

1. How do you solve inequalities with fractions?
2. Can inequalities have multiple solutions?
3. What happens when you multiply both sides of an inequality by a negative number?
4. How can you graph solutions to inequalities on a number line?
5. What's the difference between strict inequalities ($>$) and non-strict ($\geq$)?

Tip: Always remember to reverse the inequality sign when multiplying or dividing both sides by a negative number!