Relax

Respuesta :

3x + 6 - 6 = 9 - 6

3x = 3

x = 3/3

x = 1

check

3 * 1 + 6 = 3 + 6 = 9

Answer:

x=1

Step-by-step explanation:

3(1)+6=9

3+6=9

9=9

hope this helps

pls mark brainliest