A 3 )( a 2 8a 5 July 8, 2019 16 32 64 128 A 2 2a 3 )+( a 2 8a 5 A 3 5a 2 8a 15 a 1 7a 5 a 3 )= 8a 4 a 2 7a 5 a 3 )= 8a 4 a 2 how many solutions