Use a Vertical Format to Add the Polynomials $$\begin{array} { r r } - 7 x ^ { 3 } & + 7 x - 6 \\5 x ^ { 2 } & + 8 x - 5 \\\hline\end{array}$$

Multiple Choice

Use a vertical format to add the polynomials.
- $$\begin{array} { r r } - 7 x ^ { 3 } & + 7 x - 6 \\5 x ^ { 2 } & + 8 x - 5 \\\hline\end{array}$$

A) $- 7 x ^ { 3 } + 12 x ^ { 2 } + 2 x - 5$
B) $- 7 x ^ { 3 } + 5 x ^ { 2 } + 15 x - 11$
C) $- 2 x ^ { 3 } + 15 x - 11$
D) $- 2 x ^ { 3 } + 12 x ^ { 2 } - 6 x - 5$