X = 13
x = 67
y = 63
y = 68
z = 32
z = 42

Solve - pv + 40 < 65 for v solve 7w - 3r = 15 for r

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

Suppose you are an avid reader and are looking to save money on the cost of books instead of paying about $20 for each book, you decide to look into purchasing a kindle for $120 you can purchase e-books for about $5 each 1. find the slope-intercept equation for the cost of the hard copy of books using x to represent the number of books 2. find the slope-intercept equation for the cost of the kindle with cost of e-books using x to represent the number of books