I think the answer might be 280
<h3>
Answer:</h3>
-1/27
<h3>
Solution:</h3>
- If we have a number to a negative power, we flip the number over, like so:

- Simplify:

Hope it helps.
Do comment if you have any query.
Answer:
y-10 = -1 * x+ (-4)
Step-by-step explanation: