X-3(x-1)=9x+6(x-21)

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Solution for X-3(x-1)=9x+6(x-21) equation: 



X-3(X-1)=9X+6(X-21)

We move all terms to the left:

X-3(X-1)-(9X+6(X-21))=0

We multiply parentheses

X-3X-(9X+6(X-21))+3=0



We calculate terms in parentheses: -(9X+6(X-21)), so:

9X+6(X-21)

We multiply parentheses

9X+6X-126

We add all the numbers together, and all the variables

15X-126

Back to the equation:

-(15X-126)



We add all the numbers together, and all the variables

-2X-(15X-126)+3=0

We get rid of parentheses

-2X-15X+126+3=0

We add all the numbers together, and all the variables

-17X+129=0

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

-17X=-129

X=-129/-17

X=7+10/17

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