SOLUTION: find the equation of a line perpendicular to y=7 through the point (-4,8) I need help please

Question 731565: find the equation of a line perpendicular to y=7 through the point (-4,8)
I need help please
Answer by MathLover1(20850) (Show Source): You can put this solution on YOUR website!
is a horizontal line; so, slope
If two lines are perpendicular, their slopes are negative reciprocals.
so, perpendicular line will have slope which is
The slope of a line is undefined because anything divided by zero is undefined.
only one vertical line passes through given point (,) will is perpendicular to , and that is

RELATED QUESTIONS
The equation of a line perpendicular to the line y=4�-7 going through the point (8,-1)... (answered by oscargut)

I need help. This question says, A line goes through the point (-8,-2) and is also... (answered by MathLover1)

I need help. Find the equation of a line that is perpendicular to y=-x + 3 and passes... (answered by jim_thompson5910)

I need help on these two questions! 1. Write the standard form of the equation of the... (answered by sachi)

I NEED HELP PLEASE W/ THIS QUESTION !!! ~ Given the line y= 2/5x + 6, find the... (answered by richwmiller)

Please help!! I need to find the equation of a line going through (6,-3) and... (answered by queenofit)

Find an equation of the line that passes through the point (2,-7) and is perpendicular to (answered by MathLover1,ewatrrr)

find the equation of a line passing through the point (0,4) and perpendicular to the line (answered by mananth)

Hello. Please help me! Due tomorrow :( Find the equation of the line which passes... (answered by KMST)