SOLUTION: -7 is in what set or sets of numbers

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Question 1127193: -7 is in what set or sets of numbers
Answer by MathLover1(20855) About Me  (Show Source):
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set Z, Integers
The whole numbers, {1,2,3,...} negative whole numbers {..., -3,-2,-1} and zero {0}.
So the set Z= {..., -3, -2, -1, 0, 1, 2, 3, ...}