Answer:
i think its b
Don't know the exact equation but trying to explain
X is what the stuff that problem saying. Let's say you have books from library and you're returning them late you will pay $30 dollars for each of them
Step-by-step explanation:
2.5(3)
31.5-(2.5*3)
31.5-7.5
24/3=8
$8 per slice
a=200;110;101andb=decreasing
a.(100×10+1000)/10=200
(100×100+1000)/100=110
(100×1000+1000)/1000=101
