Question

I dont get this image below o;

Answer 1

Do i plug all of them in as x?

Answer 2

guess not..
xD

Answer 3

2=3x+4
3x=2-4
3x=-2
x=-2/3

Answer 4

What @Nurali said.

-4 to both sides of the equation and start solving from there.

Answer 5

I see o;