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Find three solutions of the equation.
y = 7x
a. (–2, –14), (3, 21), (–4, –28)
b. (0, 0), (–3, –23), (–2, –14)
c. (3, 21), (0, 0), (–1, –6)
d. (–2, –14), (3, 21), (2, 13)

Respuesta :

MrGumby
The correct answer is a. 

You can find this by using each of the ordered pairs in the equation and seeing if the statements are true. The work for the a ordered pairs is below. 

(-2, -14)
y = 7x
-14 = 7(-2)
-14 = -14

(3, 21)
y = 7x
21 = 7(3)
21 = 21

(-4, -28)
y = 7x
-28 = 7(-4)
-28 = -28

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