-3=-(1-6x)+2(7-x)

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Solution for -3=-(1-6x)+2(7-x) equation: 



-3=-(1-6x)+2(7-x)

We move all terms to the left:

-3-(-(1-6x)+2(7-x))=0

We add all the numbers together, and all the variables

-(-(-6x+1)+2(-1x+7))-3=0



We calculate terms in parentheses: -(-(-6x+1)+2(-1x+7)), so:

-(-6x+1)+2(-1x+7)

We multiply parentheses

-(-6x+1)-2x+14

We get rid of parentheses

6x-2x-1+14

We add all the numbers together, and all the variables

4x+13

Back to the equation:

-(4x+13)



We get rid of parentheses

-4x-13-3=0

We add all the numbers together, and all the variables

-4x-16=0

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

-4x=16

x=16/-4

x=-4

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