143=(3x-2)+(3x-2)+x

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Solution for 143=(3x-2)+(3x-2)+x equation: 



143=(3x-2)+(3x-2)+x

We move all terms to the left:

143-((3x-2)+(3x-2)+x)=0



We calculate terms in parentheses: -((3x-2)+(3x-2)+x), so:

(3x-2)+(3x-2)+x

We add all the numbers together, and all the variables

x+(3x-2)+(3x-2)

We get rid of parentheses

x+3x+3x-2-2

We add all the numbers together, and all the variables

7x-4

Back to the equation:

-(7x-4)



We get rid of parentheses

-7x+4+143=0

We add all the numbers together, and all the variables

-7x+147=0

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

-7x=-147

x=-147/-7

x=+21

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