SOLUTION: i do not get how to do a three system using the linear combinations method.
could you explain and show me how to do it?
2a+b-5c=-21
a+2b-2c=-15
a-4b+c=18
thank you
Algebra.Com
Question 20936: i do not get how to do a three system using the linear combinations method.
could you explain and show me how to do it?
2a+b-5c=-21
a+2b-2c=-15
a-4b+c=18
thank you
Answer by khwang(438) (Show Source): You can put this solution on YOUR website!
This belongs to linear system, not linear algebra.
Kenny
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