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ddd [48]
3 years ago
7

Subtracting a number is the same as adding its opposite.

Mathematics
1 answer:
allsm [11]3 years ago
3 0

Answer:

-6 - 13 is the same as -6 + - 13 which equals -19

-6 - (-13) is the same as -6 + 13 which equals 7

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