i asked my teacher if that gas,water,electric thing was solvable he said yes,how about you do it and find out.
1st-Draw three circles and three houses on top of easch other,then put g,w,e in the circles then out 1,2,3 in the houses.
1.you have to connect all three appliances to the houses
2.you can`t overlap,go through,or skip any of the houses
3.if you think that you have make a check list and when you don`t try agin thats how i learned.
Think you can beat it!Ha tyr agin.
P.S.There is something wrong with my profile I am a girl all the way I AM NOT a male.SEE YA