Solve the System by Substitution, If Possible $\left\{ \begin{array} { l } - 6 x + 7 y = 50 \\12 x + 14 y = 124\end{array} \right.$

question 121

Multiple Choice

Solve the system by substitution, if possible. $\left\{ \begin{array} { l } - 6 x + 7 y = 50 \\12 x + 14 y = 124\end{array} \right.$

• A)(9, -6)
• B)(1, 8)
• C)(-6, 9)
• D)(-7, 10)
• E)No solutions

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