fearb420 fearb420 11-02-2021 Mathematics contestada 2. Which of the following is not true? a. 3(x + 5y) = 3x + 15y b. 3x(6x) = 18x? C. 3(x + 2y + 7) = 3x + 6y + 21 d. 5(y + 6k2) = 5(y + 6 + 6k)