Solve the System by the Substitution or Elimination Method $$\left( \begin{array} { r l } x ^ { 2 } + y ^ { 2 } & = 10 \\x + y & = - 2\end{array} \right)$$

question 71

Multiple Choice

Solve the system by the substitution or elimination method. $$\left( \begin{array} { r l } x ^ { 2 } + y ^ { 2 } & = 10 \\x + y & = - 2\end{array} \right)$$

• A) (1, 3), (3, 1)
• B) (-1, -3), (3, 1)
• C) (1, -3), (-3, 1)
• D) (-1, -3), (-3, -1)

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