Respuesta :

x=7 All you need to do is combine like terms and then move the appropriate terms to the appropriate side.
zoiemoore55

Answer:

x=7

Step-by-step explanation:

because u add the like terms so

3x+2x

which would be

5× so now its

5x+5=12+4x

-4. -4

x+5=12

-5. -5

x=7