Question 551582
{{{-(-3)^3-(-2)-2^2-(-K-3)}}}={{{-4^2-(3k-4)}}}
{{{-(-27)+2-4+K+3)}}}={{{-16-3k+4)}}}
{{{27+2-4+K+3)}}}={{{-12-3k}}}
{{{32-4+K}}}={{{-12-3k}}}
{{{28+K}}}={{{-12-3k}}}
{{{K+3k}}}={{{-12-28}}}
{{{4k}}}={{{-40}}}
{{{4k/4}}}={{{-40/4}}}
{{{cross(4)k/cross(4)}}}={{{-cross(40)/cross(4)}}}
{{{k}}}={{{-10}}}