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30/10=w/2.10
We move all terms to the left:
30/10-(w/2.10)=0
We add all the numbers together, and all the variables
-(+w/2.10)+30/10=0
We add all the numbers together, and all the variables
-(+w/2.10)+3=0
We get rid of parentheses
-w/2.10+3=0
We multiply all the terms by the denominator
-w+3*2.10=0
We add all the numbers together, and all the variables
-1w+6.3=0
We move all terms containing w to the left, all other terms to the right
-w=-6.3
w=-6.3/-1
w=6+0.3/1
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