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Solve the System Using Matrices 5x+4y=32−9x+7y=−86\begin{array} { l } 5 x + 4 y = 32 \\- 9 x + 7 y = - 86\end{array}

Question 58

Multiple Choice

Solve the system using matrices.
- 5x+4y=32−9x+7y=−86\begin{array} { l } 5 x + 4 y = 32 \\- 9 x + 7 y = - 86\end{array}


A) (7, -1)
B) (8, -2)
C) (-8, -1)
D) inconsistent system

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