6x+9=3(6-x)

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



6x+9=3(6-x)

We move all terms to the left:

6x+9-(3(6-x))=0

We add all the numbers together, and all the variables

6x-(3(-1x+6))+9=0



We calculate terms in parentheses: -(3(-1x+6)), so:

3(-1x+6)

We multiply parentheses

-3x+18

Back to the equation:

-(-3x+18)



We get rid of parentheses

6x+3x-18+9=0

We add all the numbers together, and all the variables

9x-9=0

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

9x=9

x=9/9

x=1

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