Question

alissa is framing a rectangular picture with length 10 inches and width 8 inches. let x represent the width of the frame in inches.
which expression represents the length, in inches, of the framed picture?

Explanation:

Step1: Identify frame additions to length

The frame adds $x$ inches to both ends of the picture's length.

Step2: Calculate total framed length

Add the original length and the two frame widths.
$10 + x + x = 10 + 2x$

Answer:

$10 + 2x$