Thread: Size of second repayment

Peak Roofing sent jensen builders an invoice dated july 12 for $5400 with terms of 3/10,1 1/2 / 20 , n/45 Jensen made a payment of $2000 on july 20 and a second payment on August 1 that reduced the balance owed to $1000. What was the size of the second payment?

Again, please explain the notation.

Also, please show your work. No one wants to do your homework for you or work for your business without being paid.