Question: In Problems, solve each system using matrices. x - =D3 x + y + 4z = 1 2 - 22 %3D 7

In Problems, solve each system using matrices.

x - х — у =D3 x + y + 4z = 1 2х — Зу- 22 %3D 7

x - =D3 x + y + 4z = 1 2 - 22 %3D 7

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