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3+w/4=-2.12
We move all terms to the left:
3+w/4-(-2.12)=0
We add all the numbers together, and all the variables
w/4+5.12=0
We multiply all the terms by the denominator
w+(5.12)*4=0
We add all the numbers together, and all the variables
w+20.48=0
We move all terms containing w to the left, all other terms to the right
w=-20.48
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