Respuesta :
Intuitively, the answer is 3, but to confirm, remember that the constant of proportionality k is y/x,
y = 3x Divide both sides by x
y/x = k = 3
Thee constant of proportionality is B) 3
y = 3x Divide both sides by x
y/x = k = 3
Thee constant of proportionality is B) 3