Wreckit204 Wreckit204 17-12-2020 Mathematics contestada Which of these equations has only one solution?A 2a + 7 = a + 10B a + 6 = 6 + aC 4a + 4 = 4a + 9D 3x – 3 = 3(x – 1)Marking first correct answer as brainliest!Please Hurry!