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September 19, 2014

September 19, 2014

Posted by **Jon** on Monday, February 25, 2008 at 4:14pm.

y-y1=m(x-x1)

y-7=2/1(x-0)

y-7=2x-0

y=2x+7(answer)

- Math -
**drwls**, Monday, February 25, 2008 at 4:17pmThe slope of the line you want is -2.

(y-7) = -2(x-0)

y = -2x + 7

- Math? -
**Jon**, Monday, February 25, 2008 at 4:20pmWhere did you get negative 2??

- Math? -
- Math -
**drwls**, Monday, February 25, 2008 at 4:25pmThe product of the slopes of two perpendicular lines has to be -1. That should be in your textbook or class notes somewhere.

(1/2) * -2 = -1

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