Question

2х+(11-4х)=21



7х+13=-5х+25






х+5(2-4х)=29





1/2х+1=-1/3(х+3/4)




срочно надо дам максимум балов​

Answer 1

Ответ:

x = -5

x = 1

x = - 1

x = - 3/2

Пошаговое объяснение:

1) - 2x = 10

2) 12x = 12

3) -19x=19

4) 10x = -15

Answer 2

12x=12

Answer 3

x=1

Answer 4

x+10-20x=29

Answer 5

-19x=19

Answer 6

x=-1