Question: For the following exercises, write the augmented matrix for the linear system. x + 5y + 8z = 19 12x + 3y = 4 3x

For the following exercises, write the augmented matrix for the linear system.

x + 5y + 8z = 19 12x + 3y = 4

x + 5y + 8z = 19 12x + 3y = 4 3x + 4y +9z = -7

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