Solve the System of Four Equations in Four Unknowns Using $2 x-y+5 z=28$

Multiple Choice

Solve the system of four equations in four unknowns using matrices.
- $2 x-y+5 z=28$
$$\begin{aligned}& x+\frac{5}{2} y-4 z=-34 \\& \frac{5}{2} x+\frac{3}{4} y-\frac{4}{3} z=-3\end{aligned}$$

A) $(4,4,12)$
B) $(5,6,12)$
C) $(3,2,12)$
D) $(4,9,13)$