X+36=4x
x-x + 36= 4x-x
36=3x
36/3 = 3x/3
12 = x
Answer: x=12
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I would have to go with C or D. But I could not give a direct answer.
Answer:
<u>Sumer</u>, located in Mesopotamia, is the first known complex civilization, having developed the first city-states in the 4th millennium BCE. It was in these cities that the earliest known form of writing, cuneiform script, appeared around 3000 BCE.
Explanation:
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The Gupta empire.........
