12x+21=5x+224

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Solution for 12x+21=5x+224 equation: 



12x+21=5x+224

We move all terms to the left:

12x+21-(5x+224)=0

We get rid of parentheses

12x-5x-224+21=0

We add all the numbers together, and all the variables

7x-203=0

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

7x=203

x=203/7

x=29

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