2/5x2=x-4

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Solution for 2/5x2=x-4 equation: 



2/5x^2=x-4

We move all terms to the left:

2/5x^2-(x-4)=0



Domain of the equation: 5x^2!=0

x^2!=0/5

x^2!=√0

x!=0

x∈R



We get rid of parentheses

2/5x^2-x+4=0

We multiply all the terms by the denominator


-x*5x^2+4*5x^2+2=0

Wy multiply elements

-5x^3+20x^2+2=0

We do not support expression: x^3

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