72-i=18

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Solution for 72-i=18 equation: 


Simplifying
72 + -1i = 18

Solving
72 + -1i = 18

Solving for variable 'i'.

Move all terms containing i to the left, all other terms to the right.

Add '-72' to each side of the equation.
72 + -72 + -1i = 18 + -72

Combine like terms: 72 + -72 = 0
0 + -1i = 18 + -72
-1i = 18 + -72

Combine like terms: 18 + -72 = -54
-1i = -54

Divide each side by '-1'.
i = 54

Simplifying
i = 54

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