Question 938593
{{{A+B+C=180}}}
.
.
{{{A=2B}}}
{{{C=B/2-2}}}
Substitute,
{{{2B+B+(B/2-2)=180}}}
{{{6B+B-4=360}}}
{{{7B=364}}}
{{{B=52}}}
Then,
{{{A=2(52)}}}
{{{A=104}}}
and
{{{C=52/2-2}}}
{{{C=26-2}}}
{{{C=24}}}