A rectangular sandbox has a length that is 2 feet longer than its width. Let w represent the width of the sandbox in feet. The entire sandbox is surrounded
by a 3-foot-wide cement walkway.
What does the algebraic expression (w+6) (w+ 8) represent in this context?
the total area of the sandbox and walkway
the perimeter of the sandbox only
the area of the sandbox only
the perimeter of the walkway only

Determine whether the points (–3,–6) and (2,–8) are in the solution set of the system of inequalities below. x ? –3 y < 5? 3x + 2 a. the point (–3,–6) is not in the solution set, and the point (2,–8) is in the solution set. b. neither of the points is in the solution set. c. the point (–3,–6) is in the solution set, and the point (2,–8) is not in the solution set. d. both points are in the solution set.

For what values of the variable x is the expression square root of 7x+14+ square root of 7-x a real number?

Erinn wrote the equation –5x + 4y = 32 to represent her hourly wage (y) and how this wage has changed during each year that she worked at a company (x). what is the rate of change in erinn's hourly wage per year?