Homework Help

What is the general equation of a horizontal line. Isn't it ax + by + c = 0

user profile pic

user1659 | eNotes Newbie

Posted July 4, 2013 at 4:53 PM via web

dislike 1 like

What is the general equation of a horizontal line. Isn't it ax + by + c = 0

Tagged with equation, line, math

1 Answer | Add Yours

user profile pic

justaguide | College Teacher | (Level 2) Distinguished Educator

Posted July 4, 2013 at 4:55 PM (Answer #1)

dislike 1 like

The general equation of a line is ax + by + c = 0, but here the general equation of a horizontal line is asked for.

A horizontal line is parallel to the x-axis and has a slope of 0. The y-coordinate of all points on the line are the same.

The general equation of a horizontal line is y = a.

Join to answer this question

Join a community of thousands of dedicated teachers and students.

Join eNotes