
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
Evaluate the expression \[ \frac{a+3}{a+1} \cdot \frac{b-1}{b-3} \cdot \frac{c + 10}{c+7} , \] given that $c = b-4$, $b = a+4$, $a = 3$, and ensuring none of the denominators are zero.

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