Solve the System of Equations Using Substitution $$\left\{ \begin{array} { l } x ^ { 2 } + y ^ { 2 } = 4 \\x + y = 2\end{array} \right.$$

question 75

Multiple Choice

Solve the system of equations using substitution.
- $$\left\{ \begin{array} { l } x ^ { 2 } + y ^ { 2 } = 4 \\x + y = 2\end{array} \right.$$

• A) \(x = 0 , y = 0 ; x = 2 , y = - 2\)
• B) \(x = 0 , y = - 2 ; x = - 2 , y = 0\)
• C) \(x = 0 , y = 2 ; x = 2 , y = 0\)
• D) \(x = 2 , y = - 2 ; x = - 2 , y = - 2\)