Verified Answer :

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
\(\frac{y+a}{3} = \frac{3w}{3}\)
3 and 3 cancels out

Final answer:
\(\frac{y+a}{3}\) = w

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