Use Matrices to Solve the System of Equations $\left\{ \begin{array} { l } x + y = 8 \\x - y = 2\end{array} \right.$

question 76

Multiple Choice

Use matrices to solve the system of equations. $\left\{ \begin{array} { l } x + y = 8 \\x - y = 2\end{array} \right.$

• A) (5,3)
• B) (4,2)
• C) (-5,-3)
• D) no solution
• E) infinitely many solutions

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