Question 1205277
m and g
mike and grandmother


{{{system(g+2=5(m+2),m+g=68)}}}


{{{g=68-m}}}
-
{{{(68-m)+2=5(m+2)}}}{{{substition}}}

{{{-m+70=5m+10}}}

{{{6m=60}}}

{{{highlight(m=10)}}}