Question 1073447
{{{system(x=2y,(x+7)+(y+7)=50)}}}


{{{x+y=50-14}}}
{{{x+y=36}}}
{{{2y+y=36}}}
{{{3y=36}}}
{{{y=12}}}-----------"my age"


{{{x=24}}}-------------"my sister"



-
CHECK
{{{24+7+12+7}}}
{{{36+14}}}
{{{50}}}