Lucas bought 3 iPads for a total of $360. At this rate, what is the cost of 2 iPads?

Find and simplify an expression for the area of five rows of x squares with side lengths of x centimeters.

The base of a triangle exceeds the height by 9 inches. if the area is 180 square inches, find the length of the base and the height of the triangle.

The vertex of this parabola is at (-2,-3). when the x-value is -1, the y-value is -5. what is the coefficient of the squared expression in the parabola's equation?