Question 943303
{{{S+M+L=102}}}
{{{S=M-6}}}
{{{L=2M-4}}}
Substituting,
{{{M-6+M+2M-4=102}}}
{{{4M-2=102}}}
{{{4M=104}}}
{{{M=26}}}
Then,
{{{S=26-6}}}
{{{S=20}}}
and
{{{L=2(26)-4}}}
{{{L=52-4}}}
{{{L=48}}}