SOLUTION: Write an equation of the line containing the given point and perpendicular to the given line. Express your answer in the form y=mx+b (8,9); 2x+y=7 The equation for the line is y=

Algebra ->  Equations -> SOLUTION: Write an equation of the line containing the given point and perpendicular to the given line. Express your answer in the form y=mx+b (8,9); 2x+y=7 The equation for the line is y=      Log On


   



Question 1091851: Write an equation of the line containing the given point and perpendicular to the given line. Express your answer in the form y=mx+b
(8,9); 2x+y=7
The equation for the line is y=?

Answer by Boreal(15235) About Me  (Show Source):
You can put this solution on YOUR website!
The line is y=-2x+7
a line perpendicular to that has slope +1/2, the negative reciprocal to -2
it goes through point (8, 9)
slope-intercept form'y-y1=m(x-x1)
y-9=(1/2)(x-8)
y-9=(1/2)x-4
y=(1/2)x+5
That contains the point (8, 9)
graph%28300%2C300%2C-10%2C10%2C-10%2C10%2C-2x%2B7%2C%281%2F2%29x%2B5%29