10x+18=x-9

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



10x+18=x-9

We move all terms to the left:

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

We get rid of parentheses

10x-x+9+18=0

We add all the numbers together, and all the variables

9x+27=0

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

9x=-27

x=-27/9

x=-3

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