The perimeter formula for a rectangle is 2l + 2w, where l is the length and w is the width.
A rectangle. The top of the rectangle is labeled (8 x minus 1) inches. The right side is labeled (2 x + 4) inches.
Complete the steps to find an expression that represents the perimeter of the rectangle.
Substitute the expressions for length and width into the formula 2l + 2w.
Distribute 2 to each term in the parentheses.
Combine like terms.
inches