D. 1 cuz think of it like this 8 divided by 4 = 2 and if that 2 is 200 hundred in every 200 hundred camera there’s 1 defective camera tell me if I’m wrong
That's division. It show up as a slash in calculators and computers.
-ab-a=-(-4)(-5)-(-4)=-20+4=-16
so the answer is b
Answer: look at the picture
Step-by-step explanation: Hope this help :D