Question 479056
{{{x=6}}}
{{{y=4}}}
.
{{{xy = x*y}}}
{{{xy = 6*4}}}
{{{xy =24}}}
.
{{{3x = 3*x}}}
{{{3x = 3*6}}}
{{{3x = 18}}}
.
{{{xy - 3x = 24-18}}}
{{{xy - 3x = 6}}}
.
Done