What is the missing polynomial? ? – (20 – 4x – 5x2) = 20 – 7x2 a. 4x-12x^2 b. 4x-2x^2 c. 40-4x-12x^2 d. 40-4x-2x^2

What is the missing constant term in the perfect square that starts with x^2 -20x

Which graph represents the equation y =4x

Type the correct answer in the box. use numerals instead of words. if necessary, use / for the fraction bar.a city water tank holds 20 gallons of water. a technician empties 25% of the tank. how many more gallons of water must be removed from thetank so that it has 5 of the water that it started with: the technician must removemore gallons of water for the tank to have 5 of the water that it started with.