r^2-i*a=0

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Solution for r^2-i*a=0 equation: 


Simplifying
r2 + -1i * a = 0

Multiply i * a
r2 + -1ai = 0

Reorder the terms:
-1ai + r2 = 0

Solving
-1ai + r2 = 0

Solving for variable 'a'.

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

Add '-1r2' to each side of the equation.
-1ai + r2 + -1r2 = 0 + -1r2

Combine like terms: r2 + -1r2 = 0
-1ai + 0 = 0 + -1r2
-1ai = 0 + -1r2
Remove the zero:
-1ai = -1r2

Divide each side by '-1i'.
a = i-1r2

Simplifying
a = i-1r2

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