Giải PT: x - 1/2x(x - 2) + 1/8x - 16 = 7/8x + 5 - x/4x^2 - 8; 1/ x- 1 + 2x/x^2 + x + 1 = 3x^2/x^3 - 1; 1/x - 5 - 3/x^2 - 6x + 5 = 5/x - 1

B1: Giải PT:
a) x - 1/2x(x - 2) +1/8x - 16 = 7/8x + 5 - x/4x^2 - 8
b) 1/x - 1 + 2x/x^2 +x + 1 = 3x^2/x^3 - 1
c) 1/x - 5 - 3/x^2 - 6x + 5 = 5/x - 1