Tìm x, biết:
a)/\(\frac{2}{3}x+\frac{1}{2}\)/\(=\)/\(4x-1\)/
b)/\(\frac{5}{4}x-\frac{7}{2}\)/\(-\)/\(\frac{5}{8}x+\frac{3}{5}\)/\(=0\)
c)/\(\frac{7}{5}x+\frac{2}{3}\)/\(=\)/\(\frac{4}{3}x-\frac{1}{4}\)/
d)/\(\frac{7}{8}x+\frac{5}{6}\)/\(-\)/\(\frac{1}{2}x+\frac{1}{5}\)/\(=0\)