How do you simplify
x-2(x++3y)-4(x+y)
can i have an explanation

Name these type of angles shown check all that applies

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

If x is 6, then 7x= a. 13 b. 42 c. 42x d. 76