Question

1. a) Find the solution to the system of linear equations using matrix row operations. Show...

1. a) Find the solution to the system of linear equations using matrix row operations. Show all your work.

x + y + z = 13

x - z = -2

-2x + y = 3

b) How many solutions does the following system have? How do you know?

6x + 4y + 2z = 32

3x - 3y - z = 19

3x + 2y + z = 32

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