Solve Nonlinear Systems by Substitution
- $$\begin{array} { l } x ^ { 2 } + y ^ { 2 } = 25 \\x + y = - 7\end{array}$$

question 49

Multiple Choice

Solve Nonlinear Systems By Substitution
- $$\begin{array} { l } x ^ { 2 } + y ^ { 2 } = 25 \\x + y = - 7\end{array}$$

• A) \(\{ ( - 3 , - 4 ) , ( - 4 , - 3 ) \}\)
• B) \(\{ ( 3 , - 4 ) , ( 4 , - 3 ) \}\)
• C) \(\{ ( - 3,4 ) , ( - 4,3 ) \}\)
• D) \(\{ ( 3,4 ) , ( 4,3 ) \}\)

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