What two factors multiply to -12 and add up to 4

41/2 - 1 1/3 what is the answer as a fraction?

Abcd is a square. what is the measure of angle bac

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.