Gabrielle's age is three times Mikhail's age. The sum of their ages is 20 . What is Mikhail's age?

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

Melanie is buying a bathing suit that costs 39.99. she is given a discount at the cash register of $6.00 when she scratched 15% off on a game piece for a store promotion. what will the sale price of melanie’s bathing suit be?

Which of the following exponential functions goes through the points (1, 6) and (2, 12)? f(x) = 3(2)x f(x) = 2(3)x f(x) = 3(2)−x f(x) = 2(3)−x