81(9)=x

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Solution for 81(9)=x equation:



81(9)=x
We move all terms to the left:
81(9)-(x)=0
We add all the numbers together, and all the variables
-1x+819=0
We move all terms containing x to the left, all other terms to the right
-x=-819
x=-819/-1
x=+819

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