An article with a net weight of 10 pounds is packaged in a box that weighs 1/2 pound if 20 of these boxed articles are put into one freight container that weighs 15 pounds what is the gross weight

After being rearranged and simplified, which of the following equations could be solved using the quadratic formula? check all that apply. a. 9% + 3x2 = 14 + x-1 b. -x+ + 4x + 7 = -32-9 c. 5x + 4 = 3x4 - 2 d. 2x2 + x2 + x = 30

Ihonestly have no clue if it's each or none.

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?