31=x+x+(2x-1)

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Solution for 31=x+x+(2x-1) equation: 



31=x+x+(2x-1)

We move all terms to the left:

31-(x+x+(2x-1))=0



We calculate terms in parentheses: -(x+x+(2x-1)), so:

x+x+(2x-1)

We add all the numbers together, and all the variables

2x+(2x-1)

We get rid of parentheses

2x+2x-1

We add all the numbers together, and all the variables

4x-1

Back to the equation:

-(4x-1)



We get rid of parentheses

-4x+1+31=0

We add all the numbers together, and all the variables

-4x+32=0

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

-4x=-32

x=-32/-4

x=+8

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