The equation y = mx + c is commonly referred to the the gradient-intercept form. There are 2 other ways (forms) to represent the equation of straight lines:
Intercept Form: x/a + y/b = 1
General Form: ax + by + c = 0
Explore the Intercept Form!
Move points A and B about to change the equation of the straight line to explore the features of the straight line equation in intercept form.