To solve: what is a + b?

The image shows the question "To solve: what is $a+b$".

To find a numerical value for the expression $a+b$, the specific values of $a$ and $b$ must be provided. Without these values, the expression cannot be simplified further.

The answer is $\boxed{\text{The expression is } a+b. \text{ More information is needed to find a numerical value.}}$