Latex Coder 4

Find the solution to the following system.
$ \left \{ \begin{array}{cc} {y}={3}{x}+{8}\\{4}{x}-{5}{y}={-29} \end{array} \right. $

A. ${x}={-1}, \;{y}={5}$
B. ${x}={5}, \;{y}={-1}$
C. ${x}={1}, \;{y}={5}$
D. ${x}={-1}, \;{y}={-5}$
E. ${x}={-5}, \;{y}={1}$