Question 13225
{{{-2g+4(4+g)=2g-4(6-3g)}}}
{{{-2g+4*4+4*g=2g-4*6-(-4)*3g}}}
{{{-2g+16+4g=2g-24+12g}}}
{{{-2g+4g-2g-12g=-24-16}}}
{{{(-2+4-2-12)g=-40}}}
{{{-12g=-40}}}
{{{g=-40/-12}}}
{{{g=10/3}}}=3{{{1/3}}}

OK