X+x+x=66

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Solution for X+x+x=66 equation:



X+X+X=66
We move all terms to the left:
X+X+X-(66)=0
We add all the numbers together, and all the variables
3X-66=0
We move all terms containing X to the left, all other terms to the right
3X=66
X=66/3
X=22

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