The distance covered by the car is x² + 2x - 15 kilometers at (x - 3) hours. Find the Speed of the car. The length of a paper is 4 units longer than its width. If the Area of the paper is 77 square units, what is the measure of the length of the paper?

The area of a rectangle measures y² + 15y + 56 square units. If the measure of the shorter side is 12 units, what is the measure of the longer side?

A rectangular lot has an area of x² + x - 6 square meters. What is the ideal dimension of this lot?

Help thankss