Give All Solutions of the Nonlinear System of Equations, Including $\begin{array} { l } y = x ^ { 2 } - 14 x + 49 \\x + y = 19\end{array}$

Multiple Choice

Give all solutions of the nonlinear system of equations, including those with nonreal complex components.
$\begin{array} { l } y = x ^ { 2 } - 14 x + 49 \\x + y = 19\end{array}$

A) {(3,22) ,(10,9) }
B) {(3,16) ,(10,9) }
C) {(7,12) }
D) {(-3,22) ,(-10,29) }