185k views
19 votes
How many solutions does this
system have?
=
-x + 3y = 3
2x – 6у = 30

1 Answer

9 votes
-x+3y=3

-x+3y-3=0

F(x,y)=-x+3y-3-fx=?


F(x,y)=-x+3y-3-fy=?

Fx=-1

Fy=3

Dy 1
= —
Dx 3

User Apoliticalboy
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