Work out the number that is halfway between 27 times 38 and 33 times 37

Me! last question, and i'm stuck! write the algebraic expression that models the word phrase. the product of 2 divided by the number h and 8 more than the number k

Iam a rectangle. my perimeter is 60 feet. how much are do i cover?

If f(x) = x+8 and g(x) = 4x- 3, find (f+g)(x)