How do you solve using gaussian elimination or gauss-jordan elimination, −2x−5y=−15, −6x−15y=−45?

1 Answer
Guillaume L.
Mar 19, 2018

x=(−3y2)+(152)

Explanation:

[0]−2x−3y=−15,−6x−9y=−45
[1]−2x=3y−15,−6x−9y=−45
[2]x=(−3y2)+(152),−6x−9y=−45
[3]x=(−3y2)+(152),−6((−3y2)+(152))−9y=−45
[4] x=(−3y2)+(152),9y−45−9y=−45
[5]x=(−3y2)+(152),−45=−45
The best you can have is so a function of x and y.

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