HELP NEED DONE ASAPP BEFORE 11:59PM!!!!

Predict the total pressure in Container C if the initial pressure in Container A was tripled and. Container B was reduced by one-third then mixed in Container C.

Container A Oxygen 287 kPa
Container B Nitrogen 429 kPa
Container C Oxygen + Nitrogen
Pressure
=
P total

HELP NEED DONE ASAPP BEFORE 1159PM Predict the total pressure in Container C if the initial pressure in Container A was tripled and Container B was reduced by o class=