Given the expression:

$c = \frac{b(a - x)}{y} - z$

This equation represents a relationship between the variables $c$, $b$, $a$, $x$, $y$, and $z$. To clarify the meaning of this equation:

1. $c$ is the resulting value.
2. $b(a - x)$ indicates that the difference between $a$ and $x$ is multiplied by $b$.
3. The expression $\frac{b(a - x)}{y}$ means that this product is divided by $y$.
4. Finally, $z$ is subtracted from the result of the division.

If you want to solve for a particular variable (e.g., $x$, $b$, etc.), I can help you with that too.

Do you have any specific questions or would you like further details?

Here are some related questions you could explore:

1. How do you solve for $x$ in terms of the other variables?
2. What happens to $c$ if $z = 0$?
3. How does the value of $c$ change if $y$ increases?
4. Can you express $z$ in terms of the other variables?
5. What is the role of each variable in the equation?

Tip: When solving equations, isolate the variable you need by performing inverse operations step-by-step.