Mini turned into a suggestion

Sale 1

http://www.tf2outpost.com/trade/23833430 Sold with a bud + 2 keys for Scorching Fukaamigasa (Last comment)

Fukaami was offered on

X + 1 + 0.2 = 6.7

X = 6.7-1.2

X = 5.5

Fukaamigasa http://backpack.tf/item/346192759

Bud http://backpack.tf/item/112426977

Chieftain's http://backpack.tf/item/2817935632

Sale 2

http://www.tf2outpost.com/trade/24269221 Sold with SF Rocket Launcher + 1.6 keys in sweets for PE Thirst Blood + Planets Bonk Boy

Chieftain's had a B/O of 6

X + 1.8 + 0.1 = 3*0.9 + 6.5*0.9

X = (2.7 + 5.9) - 1.9

X = 8.6 - 1.9

X = 6.7

X = 6 due to B/O

Thirst http://backpack.tf/item/3022954107

Chieftain's http://backpack.tf/item/2567454174

Rocket http://backpack.tf/item/614469927

Bonk http://backpack.tf/item/619286101

Sale 3

http://www.tf2outpost.com/trade/23190557 Sold for 3 buds 40 keys

X = 3 + 2.7

X = 5.7