Use the matrix capabilities of a graphing utility to solve the system of linear equations, if possible.

Question:

Use the matrix capabilities of a graphing utility to solve the system of linear equations, if possible.

1.

x + 2y = -1 3x + y = -5

2.

x + 3y = -6x + 2y = -18 23 %3! %3D

3.

4.

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