Slope y 2 y 1 x 2 x 1 text Slope. The topic of this set of preliminary notes is the Cartesian coordinate system and related topics. Parallel lines have the same slope.
Y mx b.
-13 14 m 1 -43. We can write the equation of a line in slope intercept form and find the slope m which is being as. X x some number as thats the equation of a vertical line. Replace the m in the slope-intercept formula with the slope you found.