2(20-x)^(-3)=7x^-3

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Solution for 2(20-x)^(-3)=7x^-3 equation: 



2(20-x)^(-3)=7x^-3

We move all terms to the left:

2(20-x)^(-3)-(7x^-3)=0

We add all the numbers together, and all the variables

2(-1x+20)^(-3)-(7x^-3)=0

We get rid of parentheses

2(-1x+20)^(-3)-7x^+3=0

We add all the numbers together, and all the variables

-7x+2(-1x+20)^(-3)+3=0

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

-7x+2(-1x+20)^(-3)=-3

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