### Instruction: Let \[f(x) =
\begin{cases}
3x + 5 &\text{if }x<-3, \\
7-4x&\text{if }x\ge -3.
\end{cases}
\]Find $f(-10)$.### Response: To find $f(-10)$, I need to figure out which piece of the function applies when $x=-10$.
Since $-10$ is less than $-3$, I need to use the first piece: $3x + 5$.