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Rus_ich [418]
3 years ago
10

7th grade math help me plzzzz

Mathematics
1 answer:
Montano1993 [528]3 years ago
4 0
A. 6 + 6 = 12
b. 7 + 8 = 15
c. 0 + 0 = 0
d. 5 + -5 = -10
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(-10) - |(-20) – (+30) |
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