What equation represents this function?

The deck that kenneth is building is in the shape of a parallelogram abcd the measure of angle c is one third the measure of angle b find the measure of each angle of the deck

5,600 x 10^3 = a) 560 b) 5,000,600 c) 5,600,000 d) 56,000

What is the value of the discriminant of the quadratic equation -2x = -8x + 8 and what does its value mean about thenumber of real number solutions the equation has?