12x+3i=4x-15i

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Solution for 12x+3i=4x-15i equation:


Simplifying
12x + 3i = 4x + -15i

Reorder the terms:
3i + 12x = 4x + -15i

Reorder the terms:
3i + 12x = -15i + 4x

Solving
3i + 12x = -15i + 4x

Solving for variable 'i'.

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

Add '15i' to each side of the equation.
3i + 15i + 12x = -15i + 15i + 4x

Combine like terms: 3i + 15i = 18i
18i + 12x = -15i + 15i + 4x

Combine like terms: -15i + 15i = 0
18i + 12x = 0 + 4x
18i + 12x = 4x

Add '-12x' to each side of the equation.
18i + 12x + -12x = 4x + -12x

Combine like terms: 12x + -12x = 0
18i + 0 = 4x + -12x
18i = 4x + -12x

Combine like terms: 4x + -12x = -8x
18i = -8x

Divide each side by '18'.
i = -0.4444444444x

Simplifying
i = -0.4444444444x

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