(7*2.82i)+(28*2.82i)+56=

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Solution for (7*2.82i)+(28*2.82i)+56= equation:


Simplifying
(7 * 2.82i) + (28 * 2.82i) + 56 = 0

Multiply 7 * 2.82
(19.74i) + (28 * 2.82i) + 56 = 0

Multiply 28 * 2.82
(19.74i) + (78.96i) + 56 = 0

Reorder the terms:
56 + (19.74i) + (78.96i) = 0

Combine like terms: (19.74i) + (78.96i) = 98.7i
56 + 98.7i = 0

Solving
56 + 98.7i = 0

Solving for variable 'i'.

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

Add '-56' to each side of the equation.
56 + -56 + 98.7i = 0 + -56

Combine like terms: 56 + -56 = 0
0 + 98.7i = 0 + -56
98.7i = 0 + -56

Combine like terms: 0 + -56 = -56
98.7i = -56

Divide each side by '98.7'.
i = -0.5673758865

Simplifying
i = -0.5673758865

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