1. According to the U. S. Census, the population of the United States was approximately 280,000,000. How can this number be represented in scientific notation? *

Please help I’ll give answer

What are the solutions of the system? solve by graphing. y = x^2 + 3x + 2 y = 2x + 2

40) linda was making chocolate truffles for the first day of school. the recipe for 20 chocolate truffles is: i cup of cream 2 cups of dark chocolate she noticed this will not be enough truffles for the 42 sure that all students in each homeroom next year. to be sure that all students receive a truffle, linda must adjust her recipe. a. complete the recipe for 42 truffles cups of cream - cups of dark chocolate work:

In the diagram, a building cast a 35-ft shadow and a flagpole casts an 8-ft shadow. if the the flagpole is 18 ft tall, how tall is the building? round the the nearest tenth.