human
Given an equation, form  or identify related equations Tom and Katie are discussing this equation:
\[
x+y=12
\] Tom uses the equation to write:
\[
3 x+3 y=36
\] Katie uses the equation to write:
\[
x+2 y=24
\] Who has written a related linear equation? Both Tom and Katie
gpt
Does not understand that when multiplying both sides of an equation by an amount every term must be multiplied by the same amount