9(i+2)=3i-6

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Solution for 9(i+2)=3i-6 equation:


Simplifying
9(i + 2) = 3i + -6

Reorder the terms:
9(2 + i) = 3i + -6
(2 * 9 + i * 9) = 3i + -6
(18 + 9i) = 3i + -6

Reorder the terms:
18 + 9i = -6 + 3i

Solving
18 + 9i = -6 + 3i

Solving for variable 'i'.

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

Add '-3i' to each side of the equation.
18 + 9i + -3i = -6 + 3i + -3i

Combine like terms: 9i + -3i = 6i
18 + 6i = -6 + 3i + -3i

Combine like terms: 3i + -3i = 0
18 + 6i = -6 + 0
18 + 6i = -6

Add '-18' to each side of the equation.
18 + -18 + 6i = -6 + -18

Combine like terms: 18 + -18 = 0
0 + 6i = -6 + -18
6i = -6 + -18

Combine like terms: -6 + -18 = -24
6i = -24

Divide each side by '6'.
i = -4

Simplifying
i = -4

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