Question 912807
{{{(A+B)/2=82}}}
{{{A-B=6}}}
From eq. 1,
{{{A+B=164}}}
Add this to eq. 2,
{{{A+B+A-B=164+6}}}
{{{2A=170}}}
{{{A=85}}}
Then,
{{{85-B=6}}}
{{{B=79}}}