5 {x?y – 3y2 + 5xy-(-x²y + 3xy2 – 3y3
Which of the following is equivalent to the
expression above?
A) 4x?y2
B) 8x42 - 6y?
C) 2x²y+ 2xy?
D) 2x²y+8xy? - 6y?

What statement is true? 2x^2-9x+2=-1

The annual snowfall in a town has a mean of 38 inches and a standard deviation of 10 inches. last year there were 63 inches of snow. find the number of standard deviations from the mean that is, rounded to two decimal places. 0.44 standard deviations below the mean 2.50 standard deviations below the mean 0.44 standard deviations above the mean 2.50 standard deviations above the mean

Aye asap pls ! markin da brainiest too ! btw da step choices are all add, distribute, divide, n subtract