Respuesta :

AP3623

Answer:

y = -4x - 3

Step-by-step explanation:

It is given outright that slope is -4, so right now we have:

y = -4x

Now, plug that point's values into the current formula.

-7 = -4(1) + b

-7 = -4 + b

Add 4 to both sides to get b by itself.

-3 = b

Put -3 at the end.

y = -4x - 3

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