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MArishka [77]
3 years ago
10

Please help, will grant brainliest if correct, I need now. I CANNOT fail !!

Mathematics
1 answer:
Tom [10]3 years ago
6 0

Answer:

-344

Step-by-step explanation:

-8 + 16 -32 + 64 - 128 + 256 - 512 = -344

(each number is being doubled and the sign changed)

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