12=4x+4(-2x-3)

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Solution for 12=4x+4(-2x-3) equation: 



12=4x+4(-2x-3)

We move all terms to the left:

12-(4x+4(-2x-3))=0



We calculate terms in parentheses: -(4x+4(-2x-3)), so:

4x+4(-2x-3)

We multiply parentheses

4x-8x-12

We add all the numbers together, and all the variables

-4x-12

Back to the equation:

-(-4x-12)



We get rid of parentheses

4x+12+12=0

We add all the numbers together, and all the variables

4x+24=0

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

4x=-24

x=-24/4

x=-6

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