verify 19+[(-3)+9] = [19+(-3)]+9]
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Answered by
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19+[(-3)+9] = [19+(-3)]+9]
19+[6] = [19-3]+9
19+6 = 16+9
25 = 25
Verify.
19+[6] = [19-3]+9
19+6 = 16+9
25 = 25
Verify.
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