Packaging An open box with a square base (see figure) is to be constructed from 84 square inches of
material. The height of the box is 2 inches. What
are the dimensions of the box? (Hint: The surface
area is S = x2 + 4x7.)
2 in.
.

question 1: step-by-step explanation:

1/4 of 84 = 84÷4= 21

if you would like with a question it is easy to get an answer by including some or multi choice options

step-by-step explanation:

-3(b-8)-5=9(b+2)+1

distribute

-3b+24-5=9b+18+1

add/ subtract

-3b+20=9b+19

20-19= 1

-3b+1=9b

9b+3b= 12b

1=12b

1 divided by 12 = 1/12

answer: 1/12 = b