-(1+8x)=3(x+7)

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Solution for -(1+8x)=3(x+7) equation: 



-(1+8x)=3(x+7)

We move all terms to the left:

-(1+8x)-(3(x+7))=0

We add all the numbers together, and all the variables

-(8x+1)-(3(x+7))=0

We get rid of parentheses

-8x-(3(x+7))-1=0



We calculate terms in parentheses: -(3(x+7)), so:

3(x+7)

We multiply parentheses

3x+21

Back to the equation:

-(3x+21)



We get rid of parentheses

-8x-3x-21-1=0

We add all the numbers together, and all the variables

-11x-22=0

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

-11x=22

x=22/-11

x=-2

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