-x-31=-4x-(1+3x)

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Solution for -x-31=-4x-(1+3x) equation: 



-x-31=-4x-(1+3x)

We move all terms to the left:

-x-31-(-4x-(1+3x))=0

We add all the numbers together, and all the variables

-x-(-4x-(3x+1))-31=0

We add all the numbers together, and all the variables

-1x-(-4x-(3x+1))-31=0



We calculate terms in parentheses: -(-4x-(3x+1)), so:

-4x-(3x+1)

We get rid of parentheses

-4x-3x-1

We add all the numbers together, and all the variables

-7x-1

Back to the equation:

-(-7x-1)



We get rid of parentheses

-1x+7x+1-31=0

We add all the numbers together, and all the variables

6x-30=0

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

6x=30

x=30/6

x=5

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