Question 948368
{{{A=2+B/2}}}
{{{A+B=8}}}
Substituting,
{{{2+B/2+B=8}}}
{{{4+B+2B=16}}}
{{{3B=12}}}
{{{B=4}}}
So then,
{{{A=2+4/2}}}
{{{A=2+2}}}
{{{A=4}}}