Respuesta :

To do this all we need to do is subtract like terms. lets do it:-

3w - 10w 
(3 - 10)w
-7w

So, 3w - 10w simplified is -7w.

Hope I helped ya!! xD 
Simplify the expression:-

3w - 10w = -7w because

3 - 10 = -7.

3w - 10w simplified is -7w.