If 2 a 1 64 what is the value of a July 8, 2019 16 32 64 128 A 1 2 3 4 5 6 If a-1/2=3 what is the value of a If a = 6 2 what is the value of a If $64^ -5 = 2^x$ what is the value of $x$ 2*2 is 4