Answer:
6x+24
Step-by-step explanation:
just do distributing
Let x be the page number then x+1 would be the other page number (because the pages are two facing pages which means they follow on consecutively)
Then
(x)(x+1) = 156
x^2 + x - 156 = 0
x = 12 or x = -13( but x can't be a negative number)
so x = 12
and the next page is 13
If you apply a linear transformation

to a random variable X, the mean and standard deviations change as follows:


So, the new mean is

and the new standard deviation is

Answer:
129.5782 milligrams
Step-by-step explanation:
It is proven that 1 grain = 64.7891 milligrams. Simply multiply it by two to get 129.5782 milligrams. Hope this helped :)