X=(3+8)+42/7x2

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Solution for X=(3+8)+42/7x2 equation: 



X=(3+8)+42/7X^2

We move all terms to the left:

X-((3+8)+42/7X^2)=0



Domain of the equation: 7X^2)!=0

X!=0/1

X!=0

X∈R



We add all the numbers together, and all the variables

X-(11+42/7X^2)=0

We get rid of parentheses

X-42/7X^2-11=0

We multiply all the terms by the denominator


X*7X^2-11*7X^2-42=0

Wy multiply elements

7X^3-77X^2-42=0

We do not support eXpression: X^3

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