18i-9=171

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Solution for 18i-9=171 equation: 



18i-9=171

We move all terms to the left:

18i-9-(171)=0

We add all the numbers together, and all the variables

18i-180=0

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

18i=180

i=180/18

i=10

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