What are reasons A, B, and C in the proof? Prove: (4 · 3)] + (2 · 4)) = 201
Reasons
A.
Statements
(4 · 3)) + (2 · 4)) = (4 · 3)] + (4 · 2)/
= 4(31 + 21)
= 4(51)
= (4.5))
= 201
B.
Addition
C.
Multiplication

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while it was true that the cotton gin reduced the labor of removing seeds, it did not reduce the need for slaves to grow and pick the cotton.

explanation:

before eli whitney's invention of the cotton gin, picking and cleaning cotton was a slow, labor-intensive job. workers, usually slaves, had to pick the seeds from the cotton fibers by hand. this invention made it possible to grow large amounts of cotton on big farms and make money.

the installment plan of the 1920s, an arrangement that allowed people to buy what they wanted with a small down payment and pay off the rest in monthly installments, provided americans a way to own what they did not have the money to buy.