Автор - vikatoria120

решите пж!!815!!!!!!!!!!!!!​

Ответ

Автор - enot6696

Ответ:

1) 2x+3=x-6

2x-x=-6-3

x=-9

2) z+4-3=2z

2z-z=1

z=1

3)5-3y=4-2y

-3y+2y=4-5

y=1

4) 7-3x=4x-9

7+9=4x+3x

16=7x

x= 16/7

5)6a-1=3a+7

6a-3a=7+1

3a=8

a=8/3

6)10y-3=5+3y

10y-3y=5+3

7y=8

y=8/7

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