Work Do Not Solve $$\begin{array} { l } \frac { x } { 2 } + \frac { y } { 7 } = - 2 \\\frac { x } { 6 } + \frac { y } { 3 } = 1\end{array}$$

Short Answer

work. Do not solve.
-5x + 9y = -12
-4x - 4y = -32
A) Substitution B) Addition
Answer: B
Write the word or phrase that best completes each statement or answers the question.
-A student tried to clear the fractions in $$\begin{array} { l } \frac { x } { 2 } + \frac { y } { 7 } = - 2 \\\frac { x } { 6 } + \frac { y } { 3 } = 1\end{array}$$