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(2/3)a^2=30
We move all terms to the left:
(2/3)a^2-(30)=0
Domain of the equation: 3)a^2!=0We add all the numbers together, and all the variables
a!=0/1
a!=0
a∈R
(+2/3)a^2-30=0
We multiply all the terms by the denominator
(+2-30*3)a^2=0
We add all the numbers together, and all the variables
(-88)a^2=0
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