(3x-20)x6-7x=420/7-7x

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Solution for (3x-20)x6-7x=420/7-7x equation: 



(3x-20)x6-7x=420/7-7x

We move all terms to the left:

(3x-20)x6-7x-(420/7-7x)=0



Domain of the equation: 7-7x)!=0

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

-7x)!=-7

x!=-7/1

x!=-7

x∈R



We add all the numbers together, and all the variables

(3x-20)x6-7x-(-7x+60)=0

We add all the numbers together, and all the variables

-7x+(3x-20)x6-(-7x+60)=0

We multiply parentheses

3x^7-20x^6-7x-(-7x+60)=0

We get rid of parentheses

3x^7-20x^6-7x+7x-60=0

We do not support expression: x^7

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