9x+9=117-3x

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Solution for 9x+9=117-3x equation:



9x+9=117-3x
We move all terms to the left:
9x+9-(117-3x)=0
We add all the numbers together, and all the variables
9x-(-3x+117)+9=0
We get rid of parentheses
9x+3x-117+9=0
We add all the numbers together, and all the variables
12x-108=0
We move all terms containing x to the left, all other terms to the right
12x=108
x=108/12
x=9

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