Which of the following equations have no solutions?
Choose all answers that apply:
A)
40x + 40 = 40x + 20
B)
–20x + 40 = –20x+ 20
C)
–40x + 40 = 20x + 20
D)
20x + 40 = 40x + 20

The students in a class were asked how many siblings they have. the data obtained is represented in the dot plot. the number of students who have no siblings is . the number of students who have three or more siblings is .

Your car's gasoline tank holds 18 gallons of gasoline. on a trip in canada, the tank is one-quarter full. you want to fill the tank. how many liters of gasoline are needed to fill the tank

Factor the following expression completely 6x^11-24x^7