American life changed dramatically during the first part of the nineteenth century. The United States' economy changed from a subsistence economy to a market economy. What does that mean and why did it happen? Write a well-constructed essay that: 1) Explains the difference between a subsistence economy and a market economy. 2) Explains the reasons why the shift to a market economy occurred. 3) Briefly describes the adjustments in manufacturing, agriculture, transportation, and communication that took place in each section of the country during this period. Which of these changes and Innovations helped unite the country and why? ( Please do not repost someone else's answer on brianly or from any other websites to answer my question). ( PLEASE ACTUALLY FOLLOW THE INSTRUCTIONS AND YOU'LL GET BRAINLIEST ☺ ).

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answer

explanation

the given equation is

we can rewrite this as:

let

then the equation becomes:

the factors of 8 that sum up to -9 are {-1,-8}

we split the middle term with these factors to obtain,

we factor by grouping to obtain:

apply the zero product property to get:

but

the industrial development of cities in the ruhr area in the nineteenth century is described. the research was based on english and german language sources. several factors that shaped growth and paths of the cities were categorized and analyzed. they are locations, resources, traditions, entrepreneurs, and technological developments. locations and resources were the most important among them; other factors may be regarded as consequences from locations and resources. among the cities, bochum, essen, gelsenkirchen, and dortmund had the richest resources and most favorable locations in the transportation network and grew to be the largest cities in the ruhr area near the end of the nineteenth century. riverside location was also a favorable factor for the development, as shown in the development of duisburg on the confluence of rhine and ruhr. resource distribution can explain the rise of textile industry, metallurgical industry, and coal and iron industries, and the northward progression of the mining industry. tradition was an important factor for cities such as krefeld, barmen, elberfeld, solingen, and remscheid, which experienced development based on their traditions through the nineteenth century. various entrepreneurs exerted influences within and beyond the local level over the ruhr area. technological development stimulated the northward progression of the mining industry and the deep connection between the coal and the iron industries.