3x+42=3(4x-4)

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Solution for 3x+42=3(4x-4) equation: 



3x+42=3(4x-4)

We move all terms to the left:

3x+42-(3(4x-4))=0



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

3(4x-4)

We multiply parentheses

12x-12

Back to the equation:

-(12x-12)



We get rid of parentheses

3x-12x+12+42=0

We add all the numbers together, and all the variables

-9x+54=0

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

-9x=-54

x=-54/-9

x=+6

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