Asked by Jin

I don't know how
y-1=-1/3(x-3)
is simplifes to
x+3y-6=0

Answers

Answered by drwls
The first step should be to multiply out the right side, giving you
y - 1 = -x/3 + 1.

That can be rearranged to
x/3 + y -2 = 0.

Multiply both sides by 3 (a permitted operation) to get your last equation.
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