3x-12=(x-4)

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



3x-12=(x-4)

We move all terms to the left:

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



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

(x-4)

We get rid of parentheses

x-4

Back to the equation:

-(x-4)



We get rid of parentheses

3x-x+4-12=0

We add all the numbers together, and all the variables

2x-8=0

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

2x=8

x=8/2

x=4

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