lj3x lj3x 25-01-2021 Mathematics contestada Which of the expressions below are equal to 3x + 9y + 15? Select all that apply. A) 3(x + y + 5) B) 3(3x + 3y) + 15 C) 3(x + 3y + 5) D) 3x + 3(3y + 5)