Respuesta :

Answer:

[tex] -2 = m[/tex]

Step-by-step explanation:

6x + 3y = –9

-6x - 6x

_____________

3y = -6x - 9

__ _______

3 3

y = -2x - 3

rate of change [slope]

* Since parallel lines have SIMILAR SLOPES, -2 remains the same.

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