12-4=4(2x+1)

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Solution for 12-4=4(2x+1) equation: 



12-4=4(2x+1)

We move all terms to the left:

12-4-(4(2x+1))=0

We add all the numbers together, and all the variables

-(4(2x+1))+8=0



We calculate terms in parentheses: -(4(2x+1)), so:

4(2x+1)

We multiply parentheses

8x+4

Back to the equation:

-(8x+4)



We get rid of parentheses

-8x-4+8=0

We add all the numbers together, and all the variables

-8x+4=0

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

-8x=-4

x=-4/-8

x=1/2

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