Предмет: Математика, автор: АННЕТТА5

3m+2m+4m=? 0,3a - 0,2b -0,7a+0,2b=? 4a - 6a - 2a+12 - 11=?

Ответы

Автор ответа: jekadva

0

3m+2m+4m=9m

0,3a - 0,2b -0,7a+0,2b=-0,4a

4a - 6a - 2a+12 - 11=-4a+1

Автор ответа: кромвель

0

3m+2m+4m= 9m
0.3a-0.2b-0.7a+0.2b=1a
4a-6a-2a+12-11= -4a+1

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