9x=63 solve for x
i will mark bainliest

Can someone me with my hwplz(only the circled ones)

Which expression gives the area of the triangle shown below

Determine the following data for the quadratic relation f(x) = -3(x+2)(x-3)? i. direction of opening: ii. x-intercepts: iii. y-intecept: iv. axis of symmetry: v. vertex: