
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
The average age of the members of the family is 25, the mother is 45 years old, and the average age of the father and children is 20. If $x$ is the number of children in the family, determine the value of $x$.

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