Question

3x - 2 = 19

2x -8 = 3x -10

4x - 5 = 3+2x

10-8=3x +6

Answer 1

Olá...

3x - 2= 19

3x= 19 + 2

3x= 21

x= 21/3

x= 7

_______________

2x - 8= 3x - 10

2x - 3x= - 10 + 8

- 1x= - 2>>.(-1)

1x= 2

x= 2/1

x= 2

_______________

4x - 5= 3 + 2x

4x - 2x= 3 + 5

2x= 8

x= 8/2

x= 4

_______________

10 - 8= 3x + 6

- 3x= 6 - 10 + 8

- 3x= 4>>.(-1)

3x= - 4

x= - 4/3

Answer 2

Resposta:

3x-2=19

3x=19+2

3x=21

x=21/3

x=7

2x-8=3x-10

2x-3x=-10+8

-x=18(-1)

x=-18

4x-5=3+2x

4x-2x=3+5

2x=8

x=8/2

x=4

10-8=3x+6

-3x=6-10+8

-3x=14-10

-3x=4

x=4/-3

x=-1,333...