Question 1094638
{{{system(b+c=100,b-16=3(c-16))}}}


{{{b-16=3c-48}}}
{{{b=3c-48+16}}}
{{{b=3c-32}}}
-
{{{3c-32+c=100}}}
{{{4c=132}}}
{{{c=25+8}}}
{{{c=33}}}--------Carol now
-
{{{b=67}}}--------Bob now


{{{67-33=highlight(34)}}}--------Bob's age when Carol was born