3x-(x-10)=x-(3x-20)

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Solution for 3x-(x-10)=x-(3x-20) equation: 



3x-(x-10)=x-(3x-20)

We move all terms to the left:

3x-(x-10)-(x-(3x-20))=0

We get rid of parentheses

3x-x-(x-(3x-20))+10=0



We calculate terms in parentheses: -(x-(3x-20)), so:

x-(3x-20)

We get rid of parentheses

x-3x+20

We add all the numbers together, and all the variables

-2x+20

Back to the equation:

-(-2x+20)



We add all the numbers together, and all the variables

2x-(-2x+20)+10=0

We get rid of parentheses

2x+2x-20+10=0

We add all the numbers together, and all the variables

4x-10=0

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

4x=10

x=10/4

x=2+1/2

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