Question

 6)Resolva a equação x-3/6 - 7x = x/2

Answer 1

$x - \frac{3}{6} - 7x = \frac{x}{2} \\ \frac{6x - 3 - 42x}{6} = \frac{3x}{6} \\ 6x - 3 - 42x = 3x \\ - 39x = 3 \\ x = \frac{3}{39} \\ x = \frac{1}{13}$
ver se tá certo com o gabarito