
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
Alice and Bob need 19 windows in total. If they purchase the windows separately, each person pays the full price for all of their windows. If they purchase the windows together, they get one free window for every 6 windows, so they pay for 5/6 of their total of 19 windows. What is the total amount they will save if they purchase the windows together rather than separately?

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