Respuesta :

Answer:

-4/3

Step-by-step explanation:

4x + 3y = 9 ⇔ 3y = 9 - 4x ⇔ y = -4/3x + 3 then the slope of our line is -4/3

Then any line parallel to the line 4x + 3y = 9 must have a slope of -4/3.

:)

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