It looks like you've provided an expression involving negative numbers and a couple of variables. However, it's not clear what you want to do with the expression \((-3a)368 (56)\).
If you're looking to simplify or compute a value, you might want to clarify a bit. For instance, are you looking to multiply these terms together?
Here’s a possible interpretation:
If you want to multiply these values: \[ (-3a) \cdot 368 \cdot 56 \]
You can start by calculating \(368 \cdot 56\) first:
\[ 368 \cdot 56 = 20528 \]
Then, multiply that result by \(-3a\):
\[ -3a \cdot 20528 = -61584a \]
So the final simplified expression, assuming multiplication, would be: \[ -61584a \]
Let me know if you need help with something else or if there's a different interpretation of your expression!