Select all the pairs of like terms in the expression. 2/5y + 1/5x – 0.2y – 6 + (–2)
2/5y and 1/5x
2/5y and –0.2y
1/5x and –0.2y
–0.2y and 2
–6 and –2
PLEASE I NEED HELP THIS QUESTION IS FOR 25 POINTS SO PLEASE HELP

Over the course of the school year, you keep track of how much snow falls on a given day and whether it was a snow day. your data indicates that of twenty-one days with less than three inches of snow, five were snow days, while of the eight days with more than three inches of snow, six were snow days. if all you know about a day is that it is snowing, what is the probability that it will be a snow day?

Someone answer this asap for the first five terms of a sequence are shown. 5, 11, 23, 47, 95, . . which recursive function defines the nth term in the sequence for n > 1? a. f(n) = f(n - 1) + 6 b) f(n) = f(n - 1) + 48 c) f(n) = 3 • f(n - 1) + 1 d) f(n) = 3 • f(n - 1) - 4

At noon a tank contained 10cm water. after several hours it contained 7cm of water. what is the percent decrease of water in the tank?