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Democracy is non negotiable
Answer: To prevent concentration of power, the U.S. Constitution divides the central government into three branches and creates a system of checks and balances.
Explanation:
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exact form: 74/35
decimal form: 2.11428571...
mixed number: 2 4/35
The heliots (or messenians) revolted and outnumbered the spartans so they were in fear of any more revolts