3x+9=6(x-5)

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Solution for 3x+9=6(x-5) equation: 



3x+9=6(x-5)

We move all terms to the left:

3x+9-(6(x-5))=0



We calculate terms in parentheses: -(6(x-5)), so:

6(x-5)

We multiply parentheses

6x-30

Back to the equation:

-(6x-30)



We get rid of parentheses

3x-6x+30+9=0

We add all the numbers together, and all the variables

-3x+39=0

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

-3x=-39

x=-39/-3

x=+13

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