Solve the System of Equations Using Substitution $$\left\{ \begin{array} { l } y = x ^ { 2 } - 12 x + \\x + y = 18\end{array} \right.$$

question 191

Multiple Choice

Solve the system of equations using substitution.
- $$\left\{ \begin{array} { l } y = x ^ { 2 } - 12 x + \\x + y = 18\end{array} \right.$$

• A) \(x = 2 , y = 16 ; x = 9 , y = 9\)
• B) \(x = 6 , y = 12\)
• C) \(x = 2 , y = 20 ; x = 9 , y = 9\)
• D) \(x = - 2 , y = 20 ; x = - 9 , y = 27\)

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