The horizontal format is used extensively in algebra, but occasionally the vertical format shows up. You should therefore have some exposure to the vertical format. Find the sum. $$\begin{array} { r }
- \quad 13 \
- \quad 19 \
\hline
\end{array}$$

Question

The horizontal format is used extensively in algebra, but occasionally the vertical format shows up. You should therefore have some exposure to the vertical format. Find the sum. $$\begin{array} { r } 
- \quad 13 \
- \quad 19 \
\hline
\end{array}$$

Quizplus · Accepted Answer

The Answer of The horizontal format is used extensively in algebra, but occasionally the vertical format shows up. You should therefore have some exposure to the vertical format. Find the sum. $$\begin{array} { r } 
- \quad 13 \
- \quad 19 \
\hline
\end{array}$$

The Horizontal Format Is Used Extensively in Algebra, but Occasionally −13−19\begin{array} { r } - \quad 13 \\- \quad 19 \\\hline\end{array}−13−19​​

The Horizontal Format Is Used Extensively in Algebra, but Occasionally $\begin{array} { r } - \quad 13 \\- \quad 19 \\\hline\end{array}$