Respuesta :
Answer:
3n + 6 = 18
3n = 12
n = 4
Step-by-step explanation:
18 - 6 = 12
12/3 = 4
PLZ GIVE ME BRIANLIEST!!!
Answer:
3 x X + 6 = 18
3x + 6 = 18
-6 -6
3x = 12
divide by 3 on both sides.
X = 4
Brainliest appreciated.
I consider x as "a number" so you would put a variable.
