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

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



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

We move all terms to the left:

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

We multiply parentheses

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



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

-(-3x-4)

We get rid of parentheses

3x+4

Back to the equation:

-(3x+4)



We add all the numbers together, and all the variables

5x-(3x+4)-9=0

We get rid of parentheses

5x-3x-4-9=0

We add all the numbers together, and all the variables

2x-13=0

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

2x=13

x=13/2

x=6+1/2

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