3(1-2x)-3=-20-8x what is the work and answer

You have to keep order of operations in mind.

1. Take care of the parentheses; distribute.
-3+6x-3=-20-8x
Simplified: 6x-6=-20-8x

2. Isolate the x variable.
Add 8x to both sides and add 6 to both sides.
14x=-14

3. Solve for x.
Divide by 14 on both sides.
x=-1

I'm pretty sure it's b). i try drawing the functions out and b is the one that stands out or isnt a "line"

The answer is that the rate of change is $50 per 1 monthhope this ; )