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

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



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

We move all terms to the left:

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

We add all the numbers together, and all the variables

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

We multiply parentheses

4x-21x-(-(x-3))-9=0



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

-(x-3)

We get rid of parentheses

-x+3

We add all the numbers together, and all the variables

-1x+3

Back to the equation:

-(-1x+3)



We add all the numbers together, and all the variables

-17x-(-1x+3)-9=0

We get rid of parentheses

-17x+1x-3-9=0

We add all the numbers together, and all the variables

-16x-12=0

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

-16x=12

x=12/-16

x=-3/4

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