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

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Solution for 12-3x=-7(1+x)+4(x+4) equation: 



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

We move all terms to the left:

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

We add all the numbers together, and all the variables

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



We calculate terms in parentheses: -(-7(x+1)+4(x+4)), so:

-7(x+1)+4(x+4)

We multiply parentheses

-7x+4x-7+16

We add all the numbers together, and all the variables

-3x+9

Back to the equation:

-(-3x+9)



We get rid of parentheses

-3x+3x-9+12=0

We add all the numbers together, and all the variables

3!=0

There is no solution for this equation

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