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statuscvo [17]
3 years ago
14

-31+(-42)= 38+(-43)=

Mathematics
1 answer:
Mice21 [21]3 years ago
3 0

Answer:

-31+(-42)= -31-42 = -73

38+(-43)= 38-43 = -5

(-) - (-) = +

(-)+(-) = +

(-)+(+) = -

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