Question: 13. (10 pts) Below is an augmented matrix for a system of 3 linear equations in 4 variables (x, y, z, and w). 2 3

13. (10 pts) Below is an augmented matrix for a system of 3 linear equations in 4 variables (x, y, z, and w). 2 3 4 2 3 4 5 3 4 6 7 a) Write out the 3 equations. b) Solve the system of equations using reduction of the augmented matrix. Show your work

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