Предмет: Математика, автор: irinayurievna2011

Раскройте скобки и приводите подобные слагаемые (помогите пожалуйста срочно )
1) 10a+b-10b-a
2)-8y+7x+6y+7x
3)-8x+5.2a+3x+5a
4)5a+7a-9.2m+15m
5)2/7x-4/9y-5/14x+2/3y​

Ответы

Автор ответа: bmr2017
0

Ответ:

Пошаговое объяснение:

1) 10a+b-10b-a  = 9а-9b

2)-8y+7x+6y+7x =-2y+14x

3)-8x+5.2a+3x+5a =-5x+10.2a

4)5a+7a-9.2m+15m = 12a+17.8m

5)2/7x-4/9y-5/14x+2/3y​=4/14x -4/9y-5/14x+6/9y=-1/14x+2/9y

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