Joe Bob has prepared the following analysis of September transactions for his business, Joe Bob's Spareribs. Unfortunately, he has lost some information. Calculate the missing information.

$\backslash$table$[[$Date$,$Cash,A$/$R$,$Inventory,A$/$P$,$Notes Pay,Equity$],[$Sep $2,4,000,2,100,1,000,?,500,4,000],[$Sep $6,-1,000,-0-,4,000,?,-0-,-0-$