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-3.4w-12=-4.8
We move all terms to the left:
-3.4w-12-(-4.8)=0
We add all the numbers together, and all the variables
-3.4w-7.2=0
We move all terms containing w to the left, all other terms to the right
-3.4w=7.2
w=7.2/-3.4
w=-2+0.4/3.4
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