
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
On her $10^{\text{th}}$ birthday in 2004, Lisa's mother said, "My age is now five times your age." In what year will Lisa's mother be able to say, "My age is now twice your age," on Lisa's birthday?

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