Answer:
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Step-by-step explanation:
..Answer:
Step-by-step explanation:
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Its false because it can't repeat in a set.
Answer:
Yes, 4 + -4 = 0.
Think of it like a number line: The number four is 4 units to the right of the center which is 0, and the number negative four is 4 units to the left of the center. When you add them together, those distances cancel out, and you just get 0.
