# Math

posted by .

What is the slope of a line perpendicular to the line whose equation is y=2x+7

• Math -

The slope of a perpendicular line is the negative inverse of the slope of the original line.

If the slope of the original line is: m
Then the slope of a perpendicular line is: -1/m

## Similar Questions

1. ### Geometry

How do I write an equation of a line perpendicular to the graph of -2y + x =-5 that passes through the point at (1,2) Given the line -2y + x =-5, solve for y so the equation is in this form: y = mx + b Once you know the slope, m, you …
2. ### Math 10

1 more question.... how would I make this equation perpendicular?
3. ### math plz

hi, is there an equation to finding the perpendicular bisector of a line. for example i had a line b (1,1) and c(8,1) and a was (6,5) how would i find the bisector from a going through line bc?
4. ### math/algebra1a

write the equation of the line which has y-intercept (0,5) and is perpendicular to the line with equation y=-3x +1 a) y=-3x + 5 b) y= 1/3x + 5 c) y= 3x + 5 d) y= -1/3x + 5 The slope of the 2nd equation is -3...because the equation …
5. ### Writing this equation

how do I write the equation of a line perpendicular to the line 6x – 3y=10 and containing the point (-6, 2). The line you are given can have its equation rewritten im y = mx + b as: y = 2x - 10/3 That tells you that is slope is m …
6. ### Algebra2

Write an equation for the line that passes through (0,7) and is perpendicular to the line whose equation is y = 1/2x-1. my answer is y = 2x-7 is this correct?
7. ### Math

1) What is the slope of a line that is parallel to y = 2?
8. ### math

graph the line with slope 1/2 passing through the point(-5,-2) find the slope of the line 5x+5y=3 write answer in simplest from consider the line 2x-4y=4 what is the slope of a line perpendicular to this line. what jis the slope of …
9. ### college algebra

A line has the equation y = 5x + 4.(a) This line has slope of ___________?
10. ### Math

Write a linear equation in slope intercept form for each of the following: A line perpendicular to y=x+2 that passes through the origin. A line perpendicular to y = -1/2x + 5 that passes through the points (4,1) and (1,-5). A line …

More Similar Questions