Posted by **Jon** on Saturday, February 16, 2008 at 12:01pm.

Write an equation of the line that passes through (9,6) and is perpendicular to the line whose equation is y = -1/3x +7

y-y1=m(x-x1)

y-6=3(x-9)

y-6=3x-27

y=3x-21

- Algebra -
**bobpursley**, Saturday, February 16, 2008 at 12:05pm
Which equation has a slope of 3, and contains the cited point? I will be happy to critique your thinking.

- Algebra -
**Jon**, Saturday, February 16, 2008 at 12:16pm
that WAS my work. those 4 lines

my choices are:

A)y=-1/3x+9

B)y=-3x+33

C)y=3x-21

D)y=1/3x+3

- Algebra -
**drwls**, Saturday, February 16, 2008 at 4:15pm
You got it right. Thanks for showing you work!

Nice job

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