-1/3(12x-21)=7-4x

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Solution for -1/3(12x-21)=7-4x equation: 



-1/3(12x-21)=7-4x

We move all terms to the left:

-1/3(12x-21)-(7-4x)=0



Domain of the equation: 3(12x-21)!=0

x∈R



We add all the numbers together, and all the variables

-1/3(12x-21)-(-4x+7)=0

We get rid of parentheses

-1/3(12x-21)+4x-7=0

We multiply all the terms by the denominator


4x*3(12x-21)-7*3(12x-21)-1=0

Wy multiply elements

12x^2(1-21x(1-1=0

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