The coordinates of three vertices of parallelogram ABCD are given. Find the coordinates of the fourth point so that the given type of figure is formed.
A(-10,0), B(-5, -5), C(2, -4), rhombus
The coordinate of D is ?

Solve the equation using the given values: x= -2.5; y= -7.51. 2xy + 2x²

Its due ! write an equation in which the quadratic expression 2x^2-2x 12 equals 0. show the expression in factored form and explain what your solutions mean for the equation. show your work.

Steve wants to develop a way to find the total cost of any item including sales tax. the sales tax in his city is 6%. his friend jenna writes the expression x + 6x where x is the cost of the item. explain whether her expression is correct based on the situation.