Solve the System by the Method of Substitution $$\left\{ \begin{aligned}x - y & = - 3 \\x ^ { 2 } - y & = 3\end{aligned} \right.$$

Multiple Choice

Solve the system by the method of substitution.Check your solution(s) graphically.​ $$\left\{ \begin{aligned}x - y & = - 3 \\x ^ { 2 } - y & = 3\end{aligned} \right.$$ ​​ ​

A) (3,6) , (1,-2)
B) (5,5) , (1,-2)
C) (6,3) , (-3,6)
D) (3,6) , (-2,1)
E) (5,5) , (-2,1)