Gordon types 1,922 words in 31 minutes. Find the unit rate

In the polynomial below, what number should replace the question mark to produce a difference of squares? x2 + ? x - 36

Find the area of a parallelogram with base 15 yards and height 21 2/3

Select the correct answer from each drop-down menu. the length of a rectangle is 5 inches more than its width. the area of the rectangle is 50 square inches. the quadratic equation that represents this situation is the length of the rectangle is inches.