Respuesta :

bcalle
The independent variable is the x-value.
Plug 5 into the equation for x;
-2(5) +1 = -9 (5, -9)
-2(5) -1 = -11 (5, -11)

You left out the sign before the 1 in your problem so you'll have to see which one it is.

Answer:

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Step-by-step explanation:

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