which line has an undefined slope; which line has a slope of -3/4 and y intercept of 3/2; 3/4 slope on a graph; the slope is 3/4 and the y-intercept is (0 4); graph a line with a slope of 3/4 that contains the point (2 -3); graph a line with a slope of -5 that contains the point (-3,-4); how to find the slope of a line