Solve F(x) = G(x) $g ( x ) = x ^ { 2 }$

Multiple Choice

Solve f(x) = g(x) . Find the points of intersection of the graphs of the two functions.
-f(x) = 6x + 7 $g ( x ) = x ^ { 2 }$

A) $x = - 1 , x = 7$
B) $x = - 1 , x = \frac { 1 } { 7 }$
C) $x = 1 , x = 7$
D) $x = 1 , x = - \frac { 1 } { 7 }$ $x = - 1 , x = 7$