(x^2-7)^2+7(x^2-7)-18=0

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Solution for (x^2-7)^2+7(x^2-7)-18=0 equation: 



(x^2-7)^2+7(x^2-7)-18=0

We multiply parentheses

7x^2+(x^2-7)^2-49-18=0

We add all the numbers together, and all the variables

7x^2+(x^2-7)^2-67=0

We move all terms containing x to the left, all other terms to the right

7x^2+(x^2-7)^2=67

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