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Which ordered pair would form a proportional relationship with the point graphed below?

(–40, 20)
(–10, –20)
(15, –30)
(5, –15)

Which ordered pair would form a proportional relationship with the point graphed below 40 20 10 20 15 30 5 15 class=

Respuesta :

sqdancefan

Answer:

  (c)  (15, -30)

Step-by-step explanation:

A proportional relationship has the equation ...

  y = kx

The value of the constant of proportionality is the ratio of y to x:

  k = y/x = 40/-20 = -2

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The point that is on the line y = -2x is the point (15, -30).

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