Question 982638
t, Tess
j, Josie


{{{system(t-j=28,j-10=(t-10)/2)}}}


Solve the system for t and j.


{{{system(t-j=28,t-10=2j-20)}}}


{{{system(t-j=28,t-2j=20)}}}
-
{{{t-j-(t-2j)=28-20}}}
{{{-j+2j=8}}}
{{{highlight(j=8)}}}, and t can be found from this.