kristadavis911 kristadavis911 26-11-2020 Mathematics contestada select the correct answer. simplify the following expression. (1/7x +3/8) +(2/8x - 1/8) A. -5/63x +1/2 B.23/63x +1/2 C.3/16x + 1/4 D.23/63x + 1/4