Do these pairs of values (x and y) represent two quantities that are proportional?

Sadie computes the perimeter of a rectangle by adding the length, l, and width, w, and doubling this sum. eric computes the perimeter of a rectangle by doubling the length, l, doubling the width, w, and adding the doubled amounts. write an equation for sadie’s way of calculating the

Leslie started last week with $1200 in her checking account. during the week, she wrote the checks below.

What is negative 3/9 times negative 2/8 ?