(x-3)+(x-3)=9

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Solution for (x-3)+(x-3)=9 equation: 



(x-3)+(x-3)=9

We move all terms to the left:

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

We get rid of parentheses

x+x-3-3-9=0

We add all the numbers together, and all the variables

2x-15=0

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

2x=15

x=15/2

x=7+1/2

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