What is the solution to the system of equations? Please explain how to solve it. Any help would be appreciated. I do not understand how to solve 3 variable systems.

Question

anonymous · Answer

attachment

anonymous · Answer

@SolomonZelman

solomonzelman · Answer

you have to use matrix, I would assume?

anonymous · Answer

I am not sure. It doesn't say anything about using a matrix.

anonymous · Answer

I assume I would have to use substitution or elimination.

solomonzelman · Answer

I would do matrix if I were you... do you know how to? if not don't worry about it

anonymous · Answer

No I don't know how to.

anonymous · Answer

substitution is harder than elimination

anonymous · Answer

I've never done it with three, it's always been two, so idk how to do it sorry