3(12-x)=8-2(5x+7)

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Solution for 3(12-x)=8-2(5x+7) equation: 



3(12-x)=8-2(5x+7)

We move all terms to the left:

3(12-x)-(8-2(5x+7))=0

We add all the numbers together, and all the variables

3(-1x+12)-(8-2(5x+7))=0

We multiply parentheses

-3x-(8-2(5x+7))+36=0



We calculate terms in parentheses: -(8-2(5x+7)), so:

8-2(5x+7)

determiningTheFunctionDomain
-2(5x+7)+8

We multiply parentheses

-10x-14+8

We add all the numbers together, and all the variables

-10x-6

Back to the equation:

-(-10x-6)



We get rid of parentheses

-3x+10x+6+36=0

We add all the numbers together, and all the variables

7x+42=0

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

7x=-42

x=-42/7

x=-6

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