bstro · March 14, 2019 14:05 · Mar 14, 2019
diff --git a/problem.tex b/problem.tex
@@ -0,0 +1,17 @@
+\documentclass{report}
+\usepackage{amsmath}
+\begin{document}
+\[
+\left\{
+\begin{alignedat}{2}
+&\left.\begin{aligned}
+1+4+3\\ 1+3+4
+\end{aligned} \right\} &= 5
+\\
+&\left.\begin{aligned}
+1+2+1\\ 1+1+2
+\end{aligned} \right\} &= 8
+\end{alignedat}
+\right.
+\]
+\end{document}