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Find the equation of a line, in slope intercept form of a line that passes through the point (9,2) and is perpendicular to the line 2x-y=8

 Mar 13, 2020
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y= -2x +8      slope = -2     perpindicular slope =  -1 / -2 = 1/2

 

y = 1/2 x +b     sub in the given point

2 = 1/2 (9) + b     b= -2.5

 

y = 1/2 x -2.5

 Mar 13, 2020

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