Three Linear Equations and Three Unknowns
Review the Lesson | MATHguide homepage Updated October 14th, 2017

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Solve the following system of linear equations.

3x + 3y - 3z = 39 
6x + y + z = 57 
3x - 6y + 3z = 21 

What is the solution, (x, y, z)?

(, , )