Answer:
B. -5
Explanation:
-16x = -80
Divide both sides by -16, so that the x stands alone
(-16x) / (-16) = (-80) / (-16)
The two -16's cancel each other out on the left side
x = 80 / -16
So now all we have is 80 divided by -16, which we can simplify to
x = -5