rta1998 rta1998 09-10-2020 Mathematics contestada Which of the following equations is equivalent to 2(a + 6) – 3(a – 5) = 18? A: 5a + 27 = 18 B: 5a - 3 = 18 C: -a + 27 = 18 D: -a + - 3 = 18