18=i*9

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Solution for 18=i*9 equation:



18=i*9
We move all terms to the left:
18-(i*9)=0
We add all the numbers together, and all the variables
-(+i*9)+18=0
We get rid of parentheses
-i*9+18=0
Wy multiply elements
-9i+18=0
We move all terms containing i to the left, all other terms to the right
-9i=-18
i=-18/-9
i=+2

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