Slope is basically the amount of slant a line has, and can have a positive, negative, zero or undefined value.
slope = y2-y1 x2-x1
Slope Intercept Form
y = mx + b (with m represents the slope and b represents the intercept ) is the relationship of a straight line.
What is the slope between (0, 5) and (7, 0)?
slope = 0 - 57 - 0 = - 57