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21/2x=1/2(4x+12)
We move all terms to the left:
21/2x-(1/2(4x+12))=0
Domain of the equation: 2x!=0
x!=0/2
x!=0
x∈R
Domain of the equation: 2(4x+12))!=0We calculate fractions
x∈R
(42x4/(4x^24+(-(1*2x)/(4x^24=0
We do not support expression: x^24
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