(28-4i)-(10-30i)=

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Solution for (28-4i)-(10-30i)= equation:


Simplifying
(28 + -4i) + -1(10 + -30i) = 0

Remove parenthesis around (28 + -4i)
28 + -4i + -1(10 + -30i) = 0
28 + -4i + (10 * -1 + -30i * -1) = 0
28 + -4i + (-10 + 30i) = 0

Reorder the terms:
28 + -10 + -4i + 30i = 0

Combine like terms: 28 + -10 = 18
18 + -4i + 30i = 0

Combine like terms: -4i + 30i = 26i
18 + 26i = 0

Solving
18 + 26i = 0

Solving for variable 'i'.

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

Add '-18' to each side of the equation.
18 + -18 + 26i = 0 + -18

Combine like terms: 18 + -18 = 0
0 + 26i = 0 + -18
26i = 0 + -18

Combine like terms: 0 + -18 = -18
26i = -18

Divide each side by '26'.
i = -0.6923076923

Simplifying
i = -0.6923076923

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