Jed owns a music store and is taking inventory to prepare for a new order. He has organized the count of instruments in the table below. Help Jed analyze his store and place a upcoming order.

Extra points! find the missing dimension! need asap

How do you do the foil method with polynomials?

Long division setup showing an incomplete calculation. 12 is in the divisor, 6839 is in the dividend, and 5 hundreds and 6 tens is written in the quotient. 6000 is subtracted from 6839 to give 839. an unknown value represented by a box is being subtracted from 839. what number should be placed in the box to complete the division calculation?