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2.1=14.9-4w
We move all terms to the left:
2.1-(14.9-4w)=0
We add all the numbers together, and all the variables
-(-4w+14.9)+2.1=0
We get rid of parentheses
4w-14.9+2.1=0
We add all the numbers together, and all the variables
4w-12.8=0
We move all terms containing w to the left, all other terms to the right
4w=12.8
w=12.8/4
w=3+0.8/4
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