Solve the System by Using the Substitution Method $$\left( \begin{array} { c } x + 4 y = 3 \\3 x + 12 y = - 1\end{array} \right)$$

question 291

Multiple Choice

Solve the system by using the substitution method. $$\left( \begin{array} { c } x + 4 y = 3 \\3 x + 12 y = - 1\end{array} \right)$$

• A) \(( 3,0 )\)
• B) \(\{ ( x , y ) \mid x + 4 y = 3 \}\)
• C) \(( 3 , - 4 )\)
• D) \(( - 7,7 )\)
• E) inconsistent

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