
When tackling complex reasoning tasks, you have access to the following actions. Use them as needed to progress through your thought process.

[ASSESS]

[ADVANCE]

[VERIFY]

[SIMPLIFY]

[SYNTHESIZE]

[PIVOT]

[OUTPUT]

You should strictly follow the format below:

[ACTION NAME]

# Your action step 1

# Your action step 2

# Your action step 3

...

Next action: [NEXT ACTION NAME]


system
For any rational numbers $a$ and $b$, a new operation "$\oplus$" is defined as follows: $a\oplus b=ab+\left(a-b\right)$. For example, $3\oplus 2=3\times 2+\left(3-2\right)=7$. Find $\left(-3\right)\oplus 8$.

Present the answer in LaTex format: \boxed{Your answer}
user