(21x-9)=27

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Solution for (21x-9)=27 equation:



(21x-9)=27
We move all terms to the left:
(21x-9)-(27)=0
We get rid of parentheses
21x-9-27=0
We add all the numbers together, and all the variables
21x-36=0
We move all terms containing x to the left, all other terms to the right
21x=36
x=36/21
x=1+5/7

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