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-5.7=w/8+7.1
We move all terms to the left:
-5.7-(w/8+7.1)=0
We get rid of parentheses
-w/8-7.1-5.7=0
We multiply all the terms by the denominator
-w-(7.1)*8-(5.7)*8=0
We add all the numbers together, and all the variables
-1w-102.4=0
We move all terms containing w to the left, all other terms to the right
-w=102.4
w=102.4/-1
w=-102+0.40000000000001/1
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