This exercise refers to the following system.
x - y + z = 5
--x + 2y + z = -1
3x + y -...
Mathematics, 04.05.2021 01:00 JayJay9439
This exercise refers to the following system.
x - y + z = 5
--x + 2y + z = -1
3x + y - 2z = 2
If we add 2 times the first equation to the second equation, the second equation becomes
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