The length of a rectangular table is two times its width. If the perimeter of the table is 2,000 ft, set up an equation to find the width (w) of the table.

Mis the midpoint of rq if rm equals 2x + 5 and mq equals 4x - 9 what is the length of rq

Sally deposited money into a savings account paying 4% simple interest per year.the first year,she earn $75 in interest.how much interest will she earn during the following year?

How is this equation completed? i cannot find any examples in the book.