What is the easiest way to get 16 missing assignments done when you don't want to do them?

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

Let u = {q, r, s, t, u, v, w, x, y, z} a = {q, s, u, w, y} b = {q, s, y, z} c = {v, w, x, y, z}. list the elements in the set.a ∩ (b ∪ c)a) {q, s, w, y}b) {q, y, z}c) {q, s, u, w, y, z}d) {q, r, w, y, z}

Asmall book publisher knows that 26 books weigh 41 lbs. how much do 40 books weigh?