Solve the System of Equations Using Substitution $$\left\{ \begin{array} { l } x ^ { 2 } + y ^ { 2 } = 169 \\x + y = 17\end{array} \right.$$

question 172

Multiple Choice

Solve the system of equations using substitution.
- $$\left\{ \begin{array} { l } x ^ { 2 } + y ^ { 2 } = 169 \\x + y = 17\end{array} \right.$$

• A) x = 12, y = -5; x = 5, y = -12
• B) x = -12, y = 5; x = -5, y = 12
• C) x = 12, y = 5; x = 5, y = 12
• D) x =-12, y = -5; x = -5, y = -12

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