Question: Use matrices to solve the system of linear equations, if possible. Use Gaussian elimination with back-substitution. 1. 2. 3. + 2 %3D7 + %3D8 [2

Use matrices to solve the system of linear equations, if possible. Use Gaussian elimination with back-substitution.
1.

х+ 2у %3D7 —х + у%3D8

2.

[2х + бу %3D 16 (2х + Зу 3D 7

3.

+ 2 %3D7 + %3D8 [2 + %3D 16 (2 + 3D

+ 2 %3D7 + %3D8 [2 + %3D 16 (2 + 3D 7

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