SOLUTION: Find an equation of a line perpendicular to the given line that contains the given point. Write the equation in slope-intercept form. (If the equation is a vertical line, use the f

Algebra ->  College  -> Linear Algebra -> SOLUTION: Find an equation of a line perpendicular to the given line that contains the given point. Write the equation in slope-intercept form. (If the equation is a vertical line, use the f      Log On


   

Question 1136219: Find an equation of a line perpendicular to the given line that contains the given point. Write the equation in slope-intercept form. (If the equation is a vertical line, use the form x = a.)
line y = 4/5x − 3, point (−4, 5)
Found 2 solutions by josgarithmetic, ikleyn:
Answer by josgarithmetic(39630) About Me  (Show Source):
You can put this solution on YOUR website!
Perpendicular to line y = 4/5x − 3, through point (−4, 5)
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y=-%285%2F4%29x%2Bb
b=y%2B%285%2F4%29x
b=5%2B%285%2F4%29%28-4%29
b=5-5=0
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highlight%28y=-%285%2F4%29x%29

Answer by ikleyn(52879) About Me  (Show Source):
You can put this solution on YOUR website!
.

In this site, there is a group of lessons devoted to this and associated to this close problems. These lessons are

    - Find the slope of a straight line in a coordinate plane passing through two given points
    - Equation for a straight line having a given slope and passing through a given point
    - Solving problems related to the slope of a straight line
    - Equation for a straight line in a coordinate plane passing through two given points
    - Equation for a straight line parallel to a given line and passing through a given point
    - Equation for a straight line perpendicular to a given line and passing through a given point (*)

    - OVERVIEW of lessons related to the slope of a straight line

The most relevant to your current problem is the lesson marked (*) in the list.
So start from this lesson.

But if you want to learn the subject in all its aspects, you need to learn all these lessons.

Consider them as your textbook,  handbook,  tutorials and  (free of charge)  home teacher.