Respuesta :

penfila11Pen
y = 3w - a
We need to isolate w here
so, we do these steps:
1 - add a
y = 3w - a
+a      + a
y + a = 3w

Divide by 3 to isolate w
[tex] \frac{y+a}{3} = \frac{3w}{3} [/tex]
3 and 3 cancels out

Final answer:
[tex] \frac{y+a}{3} [/tex] = w