Question

Kate made a box to hold her jewelry collection.she used 42 inches of wood to build the sides of the box.if the box was 9 inches wide,how long was the box?

Answer 1

since it is a box you have to do 9 +9 =18 then do 42 - 18 =24 then divide it by 2 which  equals 12 and that is the answer hope it helps