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Luza56
@Luza56
October 2021
2
21
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Упростите выражение -4(7m + n) + 7(4m - n)
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SolRu
-4(7m+n)+7(4m-n)=-28m-4n+28m-7n=-11n
Ответ: -11n
2 votes
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abrakadabra991
-28m -4n +28m-7n , 28m сокращаются
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Answers & Comments
Ответ: -11n