9x+21=130

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Solution for 9x+21=130 equation: 



9x+21=130

We move all terms to the left:

9x+21-(130)=0

We add all the numbers together, and all the variables

9x-109=0

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

9x=109

x=109/9

x=12+1/9

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