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-2/3u=4
We move all terms to the left:
-2/3u-(4)=0
Domain of the equation: 3u!=0We multiply all the terms by the denominator
u!=0/3
u!=0
u∈R
-4*3u-2=0
Wy multiply elements
-12u-2=0
We move all terms containing u to the left, all other terms to the right
-12u=2
u=2/-12
u=-1/6
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