1.5d + 3.25 = 1 + 2.25d (Show work)

Please give an explanation or a picture for brainlest.

The function ƒ is defined by ƒ(x) = (x + 3)(x + 1). the graph of ƒ in the xy-plane is a parabola. which interval contains the x-coordinate of the vertex of the graph of ƒ?

If jaime wants to find 60% of 320, which table should he use?

How can you construct perpendicular lines and prove theorems about perpendicular lines