Giải các phương trình sau:
a) \(\frac{7}{x+2}=\frac{3}{x-5}\)
b) \(\frac{2x-1}{x+3}=\frac{2x}{x-3}\)
c) \(\frac{3x-2}{x+7}=\frac{6x+1}{2x-3}\)
d) \(\frac{2x+1}{x-1}=\frac{5\left(x-1\right)}{x+1}\)
e)\(\frac{4x-5}{x-1}=2+\frac{x}{x-1}\)
f)\(\frac{1-x}{x+1}+3=\frac{2x+3}{x+1}\)
g) \(\frac{1}{x-2}+3=\frac{x-3}{2-x}\)
h) \(\frac{1}{7-x}=\frac{x-8}{x-7}-8\)
i)\(\frac{x+6}{x}=\frac{1}{2}+\frac{15}{2\left(x-6\right)}\)