9x+18+3x=19x+18=-29x=-20

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Solution for 9x+18+3x=19x+18=-29x=-20 equation: 



9x+18+3x=19x+18=-29x=-20

We move all terms to the left:

9x+18+3x-(19x+18)=0

We add all the numbers together, and all the variables

12x-(19x+18)+18=0

We get rid of parentheses

12x-19x-18+18=0

We add all the numbers together, and all the variables

-7x=0

x=0/-7

x=0

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