Step 1: Truck 1 weighs in: select commodity and Gross in at 80,000
Step 2: Truck 1 weighs out: select a commodity again (thus creating a new line item) and Tare out at 24,000.
(*OPTIONAL step 2: create a menu button called "bobtail + commodity name" and have that be line item #2 with it linked to the correct inventory OR "edit details" of that line item and manually type in "bobtail...")
Step 3: Truck 2 weighs in: select line item #2 thus capturing the difference in truck weights.
Step 4: Truck 2 weighs out with the container on line item #1.