Respuesta :

Caitlin06

Answer:

the answer would be -20

Step-by-step explanation:

emvendler

Answer:

1/8

Step-by-step explanation:

First you substitute b for -6.

-6 + 7 = -1

Then you substitute a for -4

2× -4 = -8

Now you have -1/-8, but because they are both negative the solution becomes positive

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