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Solve the System of Linear Equations Using Gaussian Elimination with Back-Substitution

Question 69

Multiple Choice

Solve the system of linear equations using Gaussian elimination with back-substitution.
-2x - 7y = -27
50x + 6y = 50

A) (5, -4)
B) (-4, 5)
C) (-2, -20)
D) (-20, -2)

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