Determine Whether the System Is Consistent A) $\mathrm { Yes }$

Multiple Choice

Determine whether the system is consistent.
- $$\begin{array} { l } x _ { 1 } + x _ { 2 } + x _ { 3 } = 7 \\x _ { 1 } - x _ { 2 } + 2 x _ { 3 } = 7 \\5 x _ { 1 } + x _ { 2 } + x _ { 3 } = 11\end{array}$$

A) $\mathrm { Yes }$
B) $\mathrm { No }$