$5 x-4 y+10 z=-3$ $10 \mathrm{x}+2 \mathrm{y}-15 \mathrm{z}=21$ $15 \mathrm{x}-2 \mathrm{y}+10 \mathrm{z}=0$

Multiple Choice

$5 x-4 y+10 z=-3$
$10 \mathrm{x}+2 \mathrm{y}-15 \mathrm{z}=21$
$15 \mathrm{x}-2 \mathrm{y}+10 \mathrm{z}=0$

A) $\left(\frac{3}{5},-\frac{3}{2},-\frac{6}{5}\right)$
B) $\left(\frac{3}{2},-3, \frac{6}{5}\right)$
C) $\left(\frac{3}{2}, \frac{3}{5},-\frac{6}{5}\right)$
D) $\left(-\frac{3}{5}, \frac{3}{4}, \frac{6}{5}\right)$