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

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



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

We move all terms to the left:

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

We add all the numbers together, and all the variables

-(-3(-4x))+310=0



We calculate terms in parentheses: -(-3(-4x)), so:

-3(-4x)

We multiply parentheses

12x

Back to the equation:

-(12x)



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

-12x=-310

x=-310/-12

x=25+5/6

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