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OpenStudy (anonymous):
Solve the system of equations using matrices. Use Gaussian elimination with back-substitution.
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OpenStudy (anonymous):
x + y + z = -5 x - y + 3z = -1 4x + y + z = -2 Can someone show me how to solve this? step by step please
OpenStudy (abb0t):
Ok. I'm going to assume this is for Linear Algebra and you're familiar with the notation for the operations, correct? So I am not going to draw it out because it will take me too long.
OpenStudy (anonymous):
This is pre-cal. & Im not sure?
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