7x2-1=1/7x+1

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Solution for 7x2-1=1/7x+1 equation: 



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

We move all terms to the left:

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



Domain of the equation: 7x+1)!=0

x∈R



We get rid of parentheses

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

We multiply all the terms by the denominator


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

Wy multiply elements

49x^3-7x-7x-1=0

We do not support expression: x^3

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