How do you find the slope for 4y + 1 = 0? Algebra Graphs of Linear Equations and Functions Slope 1 Answer Alan P. May 28, 2015 4y+1 = 0 is a horizontal line (at y = -1/4) and therefore its slope is 0. Answer link Related questions What is Slope? How can slope be undefined? How do you calculate slope from a graph? How do you calculate the slope given two points? How does a positive slope differ from a negative slope? How does change in the slope affect the steepness of a line? Why is the slope of a horizontal line is zero? How do you determine the slope of (3, –5) and (–2, 9)? How do you determine the slope of (1/3, 3/4) and (–2, 6)? How do you determine the slope of (2,7) and (7,2)? See all questions in Slope Impact of this question 1480 views around the world You can reuse this answer Creative Commons License