Abox contains 7 red marbles 4 white marbles, and 5 blue marbles. If only white marbles are added to the box how many must be added to make the probability of drawing a white marble

Which statements about these triangles is 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

Rewrite the following quadratic functions in intercept or factored form. show your work. y = 5x^2 + 10x