Which is the equation of a parabola with focus (-2, -4) and vertex (-4, -4)?

I’m stuck on this i don’t understand.

For what values of x is x2 + 2x = 24 true?

Twenty points. suppose that one doll house uses the 1 inch scale, meaning that 1 inch on the doll house corresponds to 1/2 foot for life-sized objects. if the doll house is 108 inches wide, what is the width of the full-sized house that it's modeled after? in inches and feet