3x+3=18+6x

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Solution for 3x+3=18+6x equation: 



3x+3=18+6x

We move all terms to the left:

3x+3-(18+6x)=0

We add all the numbers together, and all the variables

3x-(6x+18)+3=0

We get rid of parentheses

3x-6x-18+3=0

We add all the numbers together, and all the variables

-3x-15=0

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

-3x=15

x=15/-3

x=-5

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