Предмет: Математика, автор: Yuvila

Помогите пожалуйста с решением

Приложения:

Ответы

Автор ответа: lillero
1
3. 4(4х-4)-3(3х-3)-2(2х-1)=5
16х-16-9х+9-4х+2=5
3х-5=5
3х = 5+5
3х=10
х= 10/3 (дробь)
Первое задание
1. -12х
2. -12х
Второе задание
1. 12м +3м +6м
(12+3+6)м

2.м -1/2 м- 0,3м +2м
м -1/2 м-3/10м+2м
11/5 м или 2,2м
3. 2а-1/3б +3а-2/3б
5а-б
4. 6м-(2м+3/5)+(4м-11/20)
6м-2м-3/5+4м-11/20
8м-23/20

magaa06: Спс
Автор ответа: dariananesterenko
0

№1

1)х=-2/6=-1/3

2)х=1/12

№2

1)-m

2)2.2m

3)5a-m

4)8m-23/20

№3

16х-16-9х+9-4х+2=5

3х=5+16-9-2

3х=10

х=10/3

х=3целых 1/3

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