Representing Linear Systems with Matrices Practice Test

$$\begin{bmatrix}3&2\1&-5\end{bmatrix}\begin{bmatrix}y\x\end{bmatrix}=\begin{bmatrix}8\-3\end{bmatrix}$$

$$\begin{bmatrix}3&2\1&5\end{bmatrix}\begin{bmatrix}x\y\end{bmatrix}=\begin{bmatrix}8\-3\end{bmatrix}$$

$$\begin{bmatrix}3&2\1&-5\end{bmatrix}\begin{bmatrix}x\y\end{bmatrix}=\begin{bmatrix}8\-3\end{bmatrix}$$

$$\begin{bmatrix}3&1\2&-5\end{bmatrix}\begin{bmatrix}x\y\end{bmatrix}=\begin{bmatrix}8\-3\end{bmatrix}$$