this is the question:

How did the invention of the cotton gin change the economy of the South and the Norht?

please tell me if this is a good enought answer, if i need to add anything:

The cotton gin was a new machine by Eli Whitney that separates the seeds from raw cotton fibers. Because of this invention profits per pound of cotton increased Southern planters only depended on cotton because it was so profitable. They also began looking for new land so they could grow larger cotton. To keep up with the increased demand for raw cotton planters bought more enslaved Africans to work on the plantations. The enslaved population more than doubled. The cotton gin helped keep the Southern states a land of slavery and of farming, while the northern states became a land of free labor and of industry.

2 answers

Other than spelling, capitalization and punctuation errors, your answer is good and adequately covers the subject.
or you could say this, The cotton gin was the substitution machine by the designer that isolates the seeds from crude cotton filaments. on account of this creation benefits per pound of cotton expanded Southern grower just depended on cotton since it totally was so productive. They likewise started attempting to find new land altogether that they could develop bigger cotton. to keep awake with the expanded interest for crude cotton growers purchased more oppressed Africans to figure on the estates. The subjugated populace very multiplied. The machine helped keep the Southern state's property of bondage and of cultivating, while the northern states turned into a place where there is free work and industry.