drice517 drice517
  • 22-01-2019
  • Mathematics
contestada

The point (1,-3) is on the line given by which equation below ?

The point 13 is on the line given by which equation below class=

Respuesta :

gmany
gmany gmany
  • 25-01-2019

Put the coordinates of the point to the line equation and check the equality.

(1, -3) → x = 1 and y = -3

A. y = -3x

-3 = -3(1)

-3 = -3   TRUE :)

B. y = x - 3

-3 = 1 - 3

-3 = -2    FALSE  :(

C. y = 3x

-3 = 3(1)

-3 = 3     FALSE  :(

D. y = -x + 3

-3 = -1 + 3

-3 = 2    FALSE  :(

Answer: A. y = -3x

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