3+6=2x-9

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Solution for 3+6=2x-9 equation: 



3+6=2x-9

We move all terms to the left:

3+6-(2x-9)=0

We add all the numbers together, and all the variables

-(2x-9)+9=0

We get rid of parentheses

-2x+9+9=0

We add all the numbers together, and all the variables

-2x+18=0

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

-2x=-18

x=-18/-2

x=+9

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