Question 664882
{{{-8x-(3x+6)=4-x}}} distribute the -1 across the terms in parens
{{{-8x -3x - 6 = 4 - x}}} gather like terms
{{{-8x -3x + x = 4 + 6}}} simplify
{{{-10x = 10}}} solve for x 
{{{x = -10/10}}}
{{{x = -1}}}