Respuesta :

Points

P1 = (2, 0)

P2 = (0, -4)

Slope

m = (y2 - y1) / (x2 - x1)

Substitution

m = (-4 - 0) / (0 - 2) This is the expression

Or

m = (0 + 4) / (0 - 2) This could be another expresion

REsult

slope m = (-4 - 0) / (0 - 2) or

m = (0 + 4) / (0 - 2)