batmanmarie2004
31.03.2021 •
Mathematics
Which expressions are equivalent to -3(2+7) A: -6+21 or B:-21+6
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Ответ:
None
Step-by-step explanation:
-3(2+7) = -3×9 = -27
-6+21 = 15
-21+6 = -15
Ответ:
11, 45, 45, 54, 520