Perform the operation or operations when possible.
-$$\left[ \begin{array} { r }
9 x + 2 y \
3 k - 7 z \
- 6 w + 9 v \
8 m - 9 n
\end{array} \right] - \left[ \begin{array} { r }
- 2 x - 5 y \
- 7 k - 3 z \
- 4 w + 5 v \
4 m - 5 n
\end{array} \right]$$
A)
$$\left[ \begin{array} { r }
11 x + 7 y \
10 k - 4 z \
- 2 w + 4 v \
4 m - 4 n
\end{array} \right]$$

B)
$$\left[ \begin{array} { r }
11 x - 3 y \
10 k - 10 z \
- 2 w + 14 v \
4 m - 14 n
\end{array} \right]$$

C)
$$\left[ \begin{array} { r }
7 x + 7 y \
- 4 k - 4 z \
- 10 w + 4 v \
12 m - 4 n
\end{array} \right]$$

D)
$$\left[ \begin{array} { r }
7 x - 3 y \
- 4 k - 10 z \
- 10 w + 14 v \
12 m - 14 n
\end{array} \right]$$

Question

Perform the operation or operations when possible.
-$$\left[ \begin{array} { r } 
9 x + 2 y \
3 k - 7 z \
- 6 w + 9 v \
8 m - 9 n
\end{array} \right] - \left[ \begin{array} { r } 
- 2 x - 5 y \
- 7 k - 3 z \
- 4 w + 5 v \
4 m - 5 n
\end{array} \right]$$
A)
$$\left[ \begin{array} { r } 
11 x + 7 y \
10 k - 4 z \
- 2 w + 4 v \
4 m - 4 n
\end{array} \right]$$

B)
$$\left[ \begin{array} { r } 
11 x - 3 y \
10 k - 10 z \
- 2 w + 14 v \
4 m - 14 n
\end{array} \right]$$

C)
$$\left[ \begin{array} { r } 
7 x + 7 y \
- 4 k - 4 z \
- 10 w + 4 v \
12 m - 4 n
\end{array} \right]$$

D)
$$\left[ \begin{array} { r } 
7 x - 3 y \
- 4 k - 10 z \
- 10 w + 14 v \
12 m - 14 n
\end{array} \right]$$

Quizplus · Accepted Answer

Subtracting the second matrix from the first involves subtracting each corresponding element. For example, for the first element: $9x + 2y - (-2x - 5y) = 11x + 7y$, and similarly for the rest, leading to the result in option A.

Perform the Operation or Operations When Possible A) [11x+7y10k−4z−2w+4v4m−4n]\left[ \begin{array} { r } 11 x + 7 y \\10 k - 4 z \\- 2 w + 4 v \\4 m - 4 n\end{array} \right]​11x+7y10k−4z−2w+4v4m−4n​​

Perform the Operation or Operations When Possible A) $\left[ \begin{array} { r } 11 x + 7 y \\10 k - 4 z \\- 2 w + 4 v \\4 m - 4 n\end{array} \right]$