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

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Solution for 3(4-x)=-(5+x) equation: 



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

We move all terms to the left:

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

We add all the numbers together, and all the variables

3(-1x+4)-(-(x+5))=0

We multiply parentheses

-3x-(-(x+5))+12=0



We calculate terms in parentheses: -(-(x+5)), so:

-(x+5)

We get rid of parentheses

-x-5

We add all the numbers together, and all the variables

-1x-5

Back to the equation:

-(-1x-5)



We get rid of parentheses

-3x+1x+5+12=0

We add all the numbers together, and all the variables

-2x+17=0

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

-2x=-17

x=-17/-2

x=8+1/2

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