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tbras0424
02.06.2020 •
Mathematics
Evaluate 7 − (−1). (1 point)
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Ответ:
8
Step-by-step explanation:
7 - -1
When we subtract a negative, it is like adding
7+1
8
Ответ:
21 + (-3) = 3 * x
Step-by-step explanation: