X/3+3(2x+1)=21-(6+3)

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Solution for X/3+3(2x+1)=21-(6+3) equation: 



X/3+3(2X+1)=21-(6+3)

We move all terms to the left:

X/3+3(2X+1)-(21-(6+3))=0

We add all the numbers together, and all the variables

X/3+3(2X+1)-(21-9)=0

We add all the numbers together, and all the variables

X/3+3(2X+1)-12=0

We multiply parentheses

X/3+6X+3-12=0

We multiply all the terms by the denominator


X+6X*3+3*3-12*3=0

We add all the numbers together, and all the variables

X+6X*3-27=0

Wy multiply elements

X+18X-27=0

We add all the numbers together, and all the variables

19X-27=0

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

19X=27

X=27/19

X=1+8/19

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