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Question
`30 + [{ - 2 xx (25 - bar(13 - 3))}]`
Sum
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Solution
`30 + [{ - 2 xx (25 - bar(13 - 3))}]`
= 30 + [{- 2 x (25 – 10)}]
= 30 + [{- 2 x 15}]
= 30 + [- 30]
= 30 - 30
= 0
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Properties of Operations on Integers
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