(2 to the power of 8 ⋅ 5 to the power of -5 ⋅ 19 to the power of 0)−2 ⋅ 5 to the power of negative 2 over 2 to the power of 3, whole to the power of 4 ⋅ 2 to the power of 28

1.3x - 2 - (3.3x + 5) = 2x + 1

1.3x - 2 - 3.3x - 5 = 2x + 1

-2x - 7 = 2x + 1

-7 = 4x + 1

-8 = 4x

x = -2

most people now work in jobs where they do one  kind  of work; they are carpenters, bankers, cooks, mechanics, and so forth. likewise, most  businesses produce  only certainkinds  of  goods  or  services, such as cars, tacos, or gardening  services. this feature of  production  is known as specialization.

this is a good question! i'll do some research and come back when i have the answer!

it should be a. song dynasty’s civil service examination system created an administrative bureaucracy manned by the landed aristocracy.