Question 632542
{{{c+(4-3c)-2=0}}}
{{{c+4-3c-2=0}}}
{{{c-3c+4-2=0}}}
{{{-2c+2=0}}}
{{{-2c=-2}}}
{{{-2c/-2=-2/-2}}}
{{{cross(-2)c/cross(-2)=cross(-2)/cross(-2)}}}
{{{c=1}}}


Check
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{{{c+(4-3c)-2=0}}}
Put c=1
{{{1+(4-3(1))-2=0}}}
{{{1+(4-3)-2=0}}}
{{{1+1-2=0}}}
{{{2-2=0}}}
{{{cross(2)-cross(2)=0}}}
{{{0=0}}}