Question

a box is to be made out of a rectangular piece of cardboard that is 12 inches wide and 16 inches long. squares x inches on a side are cut out of the corners and the sides are bent upwards.
a. write expressions for the length, width, and height of the box.
the length of the box is $square$ in. (type an expression using x as the variable.)

Explanation:

Step1: Find box length

Original length is 16 in; subtract 2x (one x from each end).
$16 - 2x$

Step2: Find box width

Original width is 12 in; subtract 2x (one x from each end).
$12 - 2x$

Step3: Find box height

Height equals the side of cut squares.
$x$

Answer:

Length: $16-2x$ in
Width: $12-2x$ in
Height: $x$ in