Respuesta :

Answer:

w=-5

Step-by-step explanation:

3w=-18+3

3w=-15

w=-5

W = -5

Work:
-3+3w=-18 add 3 on both sides to cancel out -3 which is also the first step to isolating w
3w=-15 divide both sides by 3 to isolate w.
W=-5 a negative divided by a positive is a negative.

Hope this helped