7x-(4x-12)=-3(-x-4)

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Solution for 7x-(4x-12)=-3(-x-4) equation: 



7x-(4x-12)=-3(-x-4)

We move all terms to the left:

7x-(4x-12)-(-3(-x-4))=0

We add all the numbers together, and all the variables

7x-(4x-12)-(-3(-1x-4))=0

We get rid of parentheses

7x-4x-(-3(-1x-4))+12=0



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

-3(-1x-4)

We multiply parentheses

3x+12

Back to the equation:

-(3x+12)



We add all the numbers together, and all the variables

3x-(3x+12)+12=0

We get rid of parentheses

3x-3x-12+12=0

We add all the numbers together, and all the variables

=0

x=0/1

x=0

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