3x=-1+2(2x+1)

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Solution for 3x=-1+2(2x+1) equation: 



3x=-1+2(2x+1)

We move all terms to the left:

3x-(-1+2(2x+1))=0



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

-1+2(2x+1)

determiningTheFunctionDomain
2(2x+1)-1

We multiply parentheses

4x+2-1

We add all the numbers together, and all the variables

4x+1

Back to the equation:

-(4x+1)



We get rid of parentheses

3x-4x-1=0

We add all the numbers together, and all the variables

-1x-1=0

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

-x=1

x=1/-1

x=-1

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