10x-31+9x-18=122

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Solution for 10x-31+9x-18=122 equation: 



10x-31+9x-18=122

We move all terms to the left:

10x-31+9x-18-(122)=0

We add all the numbers together, and all the variables

19x-171=0

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

19x=171

x=171/19

x=9

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