Solve the System of Equations by the Addition Method $\left\{ \begin{array} { l } \frac { x } { 4 } + \frac { y } { 4 } = 0 \\\frac { x } { 4 } - \frac { y } { 4 } = - 1\end{array} \right.$

question 144

Multiple Choice

Solve the system of equations by the addition method.
- $\left\{ \begin{array} { l } \frac { x } { 4 } + \frac { y } { 4 } = 0 \\\frac { x } { 4 } - \frac { y } { 4 } = - 1\end{array} \right.$

• A) no solution
• B) infinite number of solutions
• C) \(( 2 , - 2 )\)
• D) \(( - 2,2 )\)

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