
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/>$(1)$ Simplify: $3(a^{2}-2a)+(-2a^{2}+5a)$;<br/>$(2)$ Simplify first, then find the value: $-3xy^2-2(xy-\frac{3}{2}x^2y)+(2xy^2-3x^2y)$, where $x=-4$, $y=\frac{1}{2}$.

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