0=-1/7x^2+4x+4

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Solution for 0=-1/7x^2+4x+4 equation: 



0=-1/7x^2+4x+4

We move all terms to the left:

0-(-1/7x^2+4x+4)=0



Domain of the equation: 7x^2+4x+4)!=0

x∈R



We add all the numbers together, and all the variables

-(-1/7x^2+4x+4)=0

We get rid of parentheses

1/7x^2-4x-4=0

We multiply all the terms by the denominator


-4x*7x^2-4*7x^2+1=0

Wy multiply elements

-28x^3-28x^2+1=0

We do not support expression: x^3

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