Let
\[f(x) =
\begin{cases}
x^2+9 &\text{if }x<-5, \\
3x-8&\text{if }x\ge-5.
\end{cases}
\]
If $f(x)=10$, find the sum of all possible values of x.
+118667 How do I react when I see 'asap', or 'it is an emergency' etc ??
I delay any answer I may ever give. Your question is no more important than anyone else's.
In fact, if a member, who has made a good impression, asks a question, it has far greater importance than yours.
