1. The problem asks to find the value of $D$ in the given equation. However, the equation itself was not provided in your message. 2. To solve for $D$, we need the full equation or expression where $D$ appears. 3. Generally, to solve for a variable like $D$, you isolate it on one side of the equation using algebraic operations such as addition, subtraction, multiplication, division, or factoring. 4. For example, if the equation is $Ax + B = D$, then solving for $D$ is straightforward: $D = Ax + B$. 5. Please provide the full equation or context so I can guide you step-by-step on how to find $D$.