9=x^2+1/2x^2

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Solution for 9=x^2+1/2x^2 equation: 



9=x^2+1/2x^2

We move all terms to the left:

9-(x^2+1/2x^2)=0



Domain of the equation: 2x^2)!=0

x!=0/1

x!=0

x∈R



We get rid of parentheses

-x^2-1/2x^2+9=0

We multiply all the terms by the denominator


-x^2*2x^2+9*2x^2-1=0

Wy multiply elements

-2x^4+18x^2-1=0

We do not support expression: x^4

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