27x-81=21x-1

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Solution for 27x-81=21x-1 equation: 



27x-81=21x-1

We move all terms to the left:

27x-81-(21x-1)=0

We get rid of parentheses

27x-21x+1-81=0

We add all the numbers together, and all the variables

6x-80=0

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

6x=80

x=80/6

x=13+1/3

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