9-(2x)=81

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Solution for 9-(2x)=81 equation: 



9-(2x)=81

We move all terms to the left:

9-(2x)-(81)=0

We add all the numbers together, and all the variables

-2x-72=0

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

-2x=72

x=72/-2

x=-36

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