9+3x=51-3x

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Solution for 9+3x=51-3x equation:



9+3x=51-3x
We move all terms to the left:
9+3x-(51-3x)=0
We add all the numbers together, and all the variables
3x-(-3x+51)+9=0
We get rid of parentheses
3x+3x-51+9=0
We add all the numbers together, and all the variables
6x-42=0
We move all terms containing x to the left, all other terms to the right
6x=42
x=42/6
x=7

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