
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 $\left(15d^3 + 17d + 18 + 19d^2\right) + \left(3d^3 + 4d + 2\right)$ and express it in the form $pd^3 + qd^2 + rd + s$ where $p$, $q$, $r$, and $s$ are integers. Find the sum $p+q+r+s$.

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