7i+21=6

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Solution for 7i+21=6 equation:


7i+21=6

We simplify the equation to the form, which is simple to understand 
7i+21=6

We move all terms containing i to the left and all other terms to the right. 
+7i=+6-21

We simplify left and right side of the equation. 
+7i=-15

We divide both sides of the equation by 7 to get i. 
i=-2.1428571428571

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