21x+189=903

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Solution for 21x+189=903 equation: 



21x+189=903

We move all terms to the left:

21x+189-(903)=0

We add all the numbers together, and all the variables

21x-714=0

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

21x=714

x=714/21

x=34

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