2x+9=27-x

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Solution for 2x+9=27-x equation: 



2x+9=27-x

We move all terms to the left:

2x+9-(27-x)=0

We add all the numbers together, and all the variables

2x-(-1x+27)+9=0

We get rid of parentheses

2x+1x-27+9=0

We add all the numbers together, and all the variables

3x-18=0

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

3x=18

x=18/3

x=6

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