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9=v+v4/v+12
We move all terms to the left:
9-(v+v4/v+12)=0
Domain of the equation: v+12)!=0We get rid of parentheses
v∈R
-v-v4/v-12+9=0
We multiply all the terms by the denominator
-v*v-v4-12*v+9*v=0
We add all the numbers together, and all the variables
-1v^4-3v-v*v=0
Wy multiply elements
-1v^4-1v^2-3v=0
We do not support evpression: v^4
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