Distribute and combine like terms -4(b+2)+4b

-8

Step-by-step explanation:

-4(b + 2) + 4b

Open bracket by multiplying -4 by the bracket, that is

-4×b +(-4×2) + 4b

= -4b +(-8) + 4b

Note: + × - = -

= -4b - 8 + 4b

Collect like terms

= 4b - 4b - 8

= -8

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From the figure the coordinates of A are: 
(-8,-4), (-6,-3), (-4,-5)
The coordinates of A' are: (-4,-6),(6,-5),(8,-7)
subtracting 2 corresponding points we get:
[(4--8),(-6--4)]
=(12,-2)
this means that the image has been translated 12 units to the right and 2 units down.

a translation 12 units right and 2 units down.