
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
Simplify:<br/>$(1)6\left(2x-1\right)-3\left(5+2x\right)$;<br/>$(2)(4a^{2}-8a-9)+3(2a^{2}-2a-5)$.

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