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Line p passes through (8,-6) and is perpendicular to the line 2x+y=-7.
The slope of line p is?

A- -2
B- -1/2
C- 1/2
D- 2

(How do I solve to find slope)


Respuesta :

MathPhys

Answer:

C) 1/2

Step-by-step explanation:

The slope of a perpendicular line is the negative inverse.

First, convert the given line to slope-intercept form.

2x + y = -7

y = -2x − 7

The slope of this line is -2.  So the slope of the perpendicular line is:

m = -1 / (-2)

m = 1/2