Question

What is the matrix for y+x=4 and 2x-3y=3

Answer 1

Given equations:

x+y = 4;
2x-3y = 3;

Matrix form would be:

$\left[\begin{array}{cc}1&1\\2&-3\end{array}\right] \left[\begin{array}{c}x\\y\end{array}\right] = \left[\begin{array}{c}4\\3\end{array}\right]$

-i