81-7x=5x-18

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Solution for 81-7x=5x-18 equation: 



81-7x=5x-18

We move all terms to the left:

81-7x-(5x-18)=0

We get rid of parentheses

-7x-5x+18+81=0

We add all the numbers together, and all the variables

-12x+99=0

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

-12x=-99

x=-99/-12

x=8+1/4

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