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

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

Correct Answer:

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