Solve the System by the Substitution Method $$\begin{array} { l } y = - 2 x ^ { 2 } + 39 \\x = \sqrt { y }\end{array}$$

Multiple Choice

Solve the system by the substitution method. $$\begin{array} { l } y = - 2 x ^ { 2 } + 39 \\x = \sqrt { y }\end{array}$$

A) $\{ ( 13 , \sqrt { 13 } ) \}$
B) $\{ ( \sqrt { 13 } , 13 ) \}$
C) $\{ ( 0,0 ) ( \sqrt { 13 } , 13 ) \}$
D) $\{ ( 0,1 ) , ( 0,13 ) \}$