9(i-3)=-3(2i+4)

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Solution for 9(i-3)=-3(2i+4) equation:


Simplifying
9(i + -3) = -3(2i + 4)

Reorder the terms:
9(-3 + i) = -3(2i + 4)
(-3 * 9 + i * 9) = -3(2i + 4)
(-27 + 9i) = -3(2i + 4)

Reorder the terms:
-27 + 9i = -3(4 + 2i)
-27 + 9i = (4 * -3 + 2i * -3)
-27 + 9i = (-12 + -6i)

Solving
-27 + 9i = -12 + -6i

Solving for variable 'i'.

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

Add '6i' to each side of the equation.
-27 + 9i + 6i = -12 + -6i + 6i

Combine like terms: 9i + 6i = 15i
-27 + 15i = -12 + -6i + 6i

Combine like terms: -6i + 6i = 0
-27 + 15i = -12 + 0
-27 + 15i = -12

Add '27' to each side of the equation.
-27 + 27 + 15i = -12 + 27

Combine like terms: -27 + 27 = 0
0 + 15i = -12 + 27
15i = -12 + 27

Combine like terms: -12 + 27 = 15
15i = 15

Divide each side by '15'.
i = 1

Simplifying
i = 1

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