G(x) = -0.5x^2 + 4x – 2

Julia is going for a walk through the neighborhood. what unit of measure is most appropriate to describe the distance she walks?

Apublic library wants to place 4 magazines and 9 books on each display shelf. the expression 4s+9s represents the total number of items that will be displayed on s shelves. simplify the expression

Two corresponding sides of two similar triangles are 3cm and 5cm. the area of the first triangle is 12cm^2. what is the area of the second triangle?