2(-1+3x)=-7(-3x-4)

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Solution for 2(-1+3x)=-7(-3x-4) equation: 



2(-1+3x)=-7(-3x-4)

We move all terms to the left:

2(-1+3x)-(-7(-3x-4))=0

We add all the numbers together, and all the variables

2(3x-1)-(-7(-3x-4))=0

We multiply parentheses

6x-(-7(-3x-4))-2=0



We calculate terms in parentheses: -(-7(-3x-4)), so:

-7(-3x-4)

We multiply parentheses

21x+28

Back to the equation:

-(21x+28)



We get rid of parentheses

6x-21x-28-2=0

We add all the numbers together, and all the variables

-15x-30=0

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

-15x=30

x=30/-15

x=-2

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