I'm too late but here ya go anyway :)
x = 180 - (31 + 40) is the answer.
Solve for b means isolate b:
V = bh
V/h = b
Answer:
b = V/h
The decimal equivalent is -4.666....
In order to find this, we need to start by just taking the whole number for itself.
-4.
Now we have to handle the fraction version. In order to do that, we need to do the division and turn into a decimal.
2/3 = .666...
Now we simply put them together and get our answer.
-4.666...
I believe it might be 107.9 after if that’s what your asking-like taking off 10% of $108.
6:42 pm bc subract 2 hours is 12:12am and then subtract the rest is 7:12pm then you subract 12 minutes is 7 pm the subtract the 18 minutes left is 6:42 pm