-12=(-4)+5x+3x

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Solution for -12=(-4)+5x+3x equation: 



-12=(-4)+5x+3x

We move all terms to the left:

-12-((-4)+5x+3x)=0



We calculate terms in parentheses: -((-4)+5x+3x), so:

(-4)+5x+3x

determiningTheFunctionDomain
5x+3x+(-4)

We add all the numbers together, and all the variables

8x-4

Back to the equation:

-(8x-4)



We get rid of parentheses

-8x+4-12=0

We add all the numbers together, and all the variables

-8x-8=0

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

-8x=8

x=8/-8

x=-1

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