Find the difference. ( -2ab+5a+5) - (-8ab+5)

i'm extremely bad at math and need

About 9% of th population is hopelessly romantic. if 2 people are randomly selected from the population, what is the probability that at least 1 person is hopelessly romantic?

(-y to the power of 2 - 4y- to the power of 2 -6 y +3)

12.0 million metric tons of beef produced annually in the u. s. out if 65.1 mikkion metric tons of produced annually worldwide