I AM SO LOST:

Solve with matrices. 5x -3y = 18 and 2x + 7y = -1

Indicate each matrix with the vertical bar (|) symbol from the keyboard at the beginning and end of each row.

Question

I AM SO LOST:

Solve with matrices. 5x -3y = 18 and 2x + 7y = -1

Indicate each matrix with the vertical bar (|) symbol from the keyboard at the beginning and end of each row.

anonymous · Answer

$$\left[\begin{matrix}5 & -3 \ 2 & 7\end{matrix}\right]\left(\begin{matrix}x \ y\end{matrix}\right)=\left(\begin{matrix}18 \ -1\end{matrix}\right)$$
or AX=B
|dw:1395769227719:dw|

anonymous · Answer

your my hero got it thanks