What is 6y-3x=-18 written in slope-intercept form?

a. y=-1/2x+3

b. y=1/2x-3

c. y=-2x+3

d. y=2x-3

How to do this , and can some one explain

Mr.walker is looking at the fundraiser totals for the last five years , how does the mean of the totals compare to the median?

Assume that adults have iq scores that are normally distributed with a mean of mu equals 100 and a standard deviation sigma equals 20. find the probability that a randomly selected adult has an iq between 80 and 120.assume that adults have iq scores that are normally distributed with a mean of mu equals 100 and a standard deviation sigma equals 20. find the probability that a randomly selected adult has an iq between 80 and 120.