3a 7 2 3 a July 8, 2019 16 32 64 128 3a 7 2 3 a simplified 3a 7 2 3 a simplify 3a 7 2 3 a answer How to solve 3a 7 2 3 a 2 3a 7 8a 3 a 2 3a 7 )+ 5 (- a 3 4a 2 3a 7 ) 5 a 3 )+ 6 3a 2 3 2a 3 2 a 7 6 3a-2 7 (3a + 7) ^ 2 = 3 7a 3 2a-7-7(2 1а-0 3)