Let's solve the equation $x - 5y = 4$ for $y$.

1. First, isolate the term with $y$ on one side of the equation. Subtract $x$ from both sides: $-5y = 4 - x$

2. Now, divide both sides of the equation by $-5$ to solve for $y$: $y = \frac{4 - x}{-5}$

This is the solution for $y$.

Would you like more details or have any further questions about this? Here are a few related topics you could explore:

1. How to solve for other variables in linear equations.
2. The concept of isolating variables in algebraic equations.
3. How to interpret solutions to equations involving both constants and variables.
4. The role of coefficients in a linear equation.
5. What happens when you solve equations with more than one variable.

Tip: Always remember to perform the same operation on both sides of an equation to maintain equality!