The perimeter of a rectangle is 200 feet. describe the possible lengths of a side if the area of the rectangle is not to exceed 900 square feet

X2 + y 2 = 36 x + y = 6 solve the system of equations.

Identify all the cases where non-probability sampling is used when attempting to study the characteristics of a large city. studies on every subject in the population divide a population in groups and obtain a sample studies with a limited amount of time demonstrate existing traits in a population studies with the nth person selected

The product of 3 and a number increased by 8 is 31 written as an equation