Question:
If $A=\left(\begin{array}{cc}2 & 0 \\ -3 & 1\end{array}\right)$ and $B=\left(\begin{array}{cc}4 & -3 \\ -6 & 2\end{array}\right)$ are such that $4 A+3 X=5 B$ then $X=$ ?
A. $\left(\begin{array}{cc}4 & -5 \\ -6 & 2\end{array}\right)$
B. $\left(\begin{array}{cc}4 & 5 \\ -6 & -2\end{array}\right)$
C. $\left(\begin{array}{cc}-4 & 5 \\ 6 & -2\end{array}\right)$
D. none of these
Solution:
