12x+21=3(4x+6)=

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Solution for 12x+21=3(4x+6)= equation: 



12x+21=3(4x+6)=

We move all terms to the left:

12x+21-(3(4x+6))=0



We calculate terms in parentheses: -(3(4x+6)), so:

3(4x+6)

We multiply parentheses

12x+18

Back to the equation:

-(12x+18)



We get rid of parentheses

12x-12x-18+21=0

We add all the numbers together, and all the variables

3!=0

There is no solution for this equation

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