[tex]a) \frac{x}{3} = \frac{-1}{2} => x=\frac{-3}{2} \\\\b) \frac{x+1}{2}=\frac{-5}{3} =>3x+3=-10=>3x=-13=>x=\frac{-13}{3} \\\\c) \frac{x}{2}=\frac{x+1}{3} =>3x = 2x +2 => x = 2\\\\d) x + 2x =5 => 3x = 5 => x =\frac{5}{3}\\ \\e) 3x-x = 0.2 => 2x = \frac{2}{10} => x = \frac{1}{10} \\\\f)2(x+1) -3 = 2 => 2x +2 -3 = 2 => 2x -1 =2 => 2x = 3 => x = \frac{3}{2} \\\\g) \frac{x-1}{3}=2x =>x-1 =6x =>5x = -1 =>x =\frac{-1}{5} \\\\[/tex]