refer the attachment
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Answer:
refer the attachment
pls mark me as brainliest plssss
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Step-by-step explanation:
1 - 3 + 5 - 7 + 9 - 11 + 13 - 15
= (1 + 5 + 9 + 13)
= 28
= - (3 - 7 - 11 - 15)
= - 4 - 26
= - 30
28 - 30
= - 2
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