Solve the System of Equations by Using Substitution $$\left\{ \begin{array} { r } x + 7 y = - 2 \\3 x + y = 34\end{array} \right.$$

question 25

Multiple Choice

Solve the system of equations by using substitution.
- $$\left\{ \begin{array} { r } x + 7 y = - 2 \\3 x + y = 34\end{array} \right.$$

• A) \(x = - 2 , y = 3\)
• B) \(x = 7 , y = 12\)
• C) \(x = 12 , y = - 2\)
• D) \(x = 3 , y = 7\)

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Gentle Stroking

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