x+(2x)=63

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Solution for x+(2x)=63 equation:



x+(2x)=63
We move all terms to the left:
x+(2x)-(63)=0
We add all the numbers together, and all the variables
3x-63=0
We move all terms containing x to the left, all other terms to the right
3x=63
x=63/3
x=21

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