
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
Given real numbers $m$ and $x$ satisfy: $(mx_{1}-2)(mx_{2}-2)=4$.<br/>① If $m=\frac{1}{3}$ and $x_1=9$, then $x_{2}=$______；<br/>② If $m$, $x_{1}$, and $x_{2}$ are positive integers, then the number of ordered pairs of real numbers $(x_{1}$,$x_{2})$ that satisfy the condition is ______.

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