2020-2021 The equation 2x2 + 2y? - 83 - 1²y + 16 = 0 defines a circle
Which of these shows a correct step for determining the center and radius of this circle? Choose all that are correct.

If a boat travels 3 miles in 1.5 hours how far will it travel in 2 hours?

Which expression is equivalent to the expression below? (6c^2 + 3c) / (-4c + 2) / (2c + 1) / (4c - 1)a. 3c(2c-1) / (2c + 1)b. -3c(2c-1)^2 / (2c + 1)^2c. 3cd. -3c(just took the test its d. -3c)

For a field trip to the zoo, 4 students rode in cars and the rest filled nine busess. how many students were in each bus if 472 students were on the trip