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-28=-7/2w
We move all terms to the left:
-28-(-7/2w)=0
Domain of the equation: 2w)!=0We get rid of parentheses
w!=0/1
w!=0
w∈R
7/2w-28=0
We multiply all the terms by the denominator
-28*2w+7=0
Wy multiply elements
-56w+7=0
We move all terms containing w to the left, all other terms to the right
-56w=-7
w=-7/-56
w=1/8
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