Why do cities form and how have they affected culture?

Emily works at a perfumery. she extracts 3 liters of essential oil for perfumes in 2 days. 1: assuming emily extracts essential oil at a constant rate, we can graph this relationship with time in days along the x-axis and quantity of oil in liters along the y-axis. the slope of the line representing this relationship is __ 2: a point on this line that corresponds to the amount of oil emily extracts after 5 days is (5,

Which was the cause of the rise of the persian empire?

The soviet union and the united states believed in two very different economic systems. what were the names of each?