Find the indicated sum or difference, if it is defined.
-$$\left[ \begin{array} { r }
5 x + 5 y \
- 6 k - 9 z \
2 w + 6 v \
- 2 m - 9 n
\end{array} \right] - \left[ \begin{array} { c }
2 x + 2 y \
2 k - 4 z \
4 w + 9 v \
6 m - 3 n
\end{array} \right]$$
A)
$\left[ \begin{array} { r } 3 x + 7 y \ - 8 k - 13 z \ - 2 w + 15 v \ - 8 m - 12 n \end{array} \right]$
B) $\left[ \begin{array} { r } 3 x + 3 y \ - 8 k + 5 z \ - 2 w - 3 v \ - 8 m + 6 n \end{array} \right]$
C) $\left[ \begin{array} { r } 3 x - 7 y \ - 8 k - 13 z \ - 2 w - 15 v \ - 8 m - 12 n \end{array} \right]$
D) $\left[ \begin{array} { r } 3 x + 3 y \ - 8 k - 5 z \ - 2 w - 3 v \ - 8 m - 6 n \end{array} \right]$

Question

Find the indicated sum or difference, if it is defined.
-$$\left[ \begin{array} { r } 
5 x + 5 y \
- 6 k - 9 z \
2 w + 6 v \
- 2 m - 9 n
\end{array} \right] - \left[ \begin{array} { c } 
2 x + 2 y \
2 k - 4 z \
4 w + 9 v \
6 m - 3 n
\end{array} \right]$$
A)
$\left[ \begin{array} { r } 3 x + 7 y \ - 8 k - 13 z \ - 2 w + 15 v \ - 8 m - 12 n \end{array} \right]$
B) $\left[ \begin{array} { r } 3 x + 3 y \ - 8 k + 5 z \ - 2 w - 3 v \ - 8 m + 6 n \end{array} \right]$
C) $\left[ \begin{array} { r } 3 x - 7 y \ - 8 k - 13 z \ - 2 w - 15 v \ - 8 m - 12 n \end{array} \right]$
D) $\left[ \begin{array} { r } 3 x + 3 y \ - 8 k - 5 z \ - 2 w - 3 v \ - 8 m - 6 n \end{array} \right]$

Quizplus · Accepted Answer

The Answer of Find the indicated sum or difference, if it is defined.
-$$\left[ \begin{array} { r } 
5 x + 5 y \
- 6 k - 9 z \
2 w + 6 v \
- 2 m - 9 n
\end{array} \right] - \left[ \begin{array} { c } 
2 x + 2 y \
2 k - 4 z \
4 w + 9 v \
6 m - 3 n
\end{array} \right]$$
A)
$\left[ \begin{array} { r } 3 x + 7 y \ - 8 k - 13 z \ - 2 w + 15 v \ - 8 m - 12 n \end{array} \right]$
B) $\left[ \begin{array} { r } 3 x + 3 y \ - 8 k + 5 z \ - 2 w - 3 v \ - 8 m + 6 n \end{array} \right]$
C) $\left[ \begin{array} { r } 3 x - 7 y \ - 8 k - 13 z \ - 2 w - 15 v \ - 8 m - 12 n \end{array} \right]$
D) $\left[ \begin{array} { r } 3 x + 3 y \ - 8 k - 5 z \ - 2 w - 3 v \ - 8 m - 6 n \end{array} \right]$

Find the Indicated Sum or Difference, If It Is Defined