(7i)(3i)(-7-i)+(-2+4i)-(3i)-(3i)=

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Solution for (7i)(3i)(-7-i)+(-2+4i)-(3i)-(3i)= equation: 


Simplifying
(7i)(3i)(-7 + -1i) + (-2 + 4i) + -1(3i) + -1(3i) = 0

Remove parenthesis around (7i)
7i(3i)(-7 + -1i) + (-2 + 4i) + -1(3i) + -1(3i) = 0

Remove parenthesis around (3i)
7i * 3i(-7 + -1i) + (-2 + 4i) + -1(3i) + -1(3i) = 0

Reorder the terms for easier multiplication:
7 * 3i * i(-7 + -1i) + (-2 + 4i) + -1(3i) + -1(3i) = 0

Multiply 7 * 3
21i * i(-7 + -1i) + (-2 + 4i) + -1(3i) + -1(3i) = 0

Multiply i * i
21i2(-7 + -1i) + (-2 + 4i) + -1(3i) + -1(3i) = 0
(-7 * 21i2 + -1i * 21i2) + (-2 + 4i) + -1(3i) + -1(3i) = 0
(-147i2 + -21i3) + (-2 + 4i) + -1(3i) + -1(3i) = 0

Remove parenthesis around (-2 + 4i)
-147i2 + -21i3 + -2 + 4i + -1(3i) + -1(3i) = 0

Remove parenthesis around (3i)
-147i2 + -21i3 + -2 + 4i + -1 * 3i + -1(3i) = 0

Multiply -1 * 3
-147i2 + -21i3 + -2 + 4i + -3i + -1(3i) = 0

Remove parenthesis around (3i)
-147i2 + -21i3 + -2 + 4i + -3i + -1 * 3i = 0

Multiply -1 * 3
-147i2 + -21i3 + -2 + 4i + -3i + -3i = 0

Reorder the terms:
-2 + 4i + -3i + -3i + -147i2 + -21i3 = 0

Combine like terms: 4i + -3i = 1i
-2 + 1i + -3i + -147i2 + -21i3 = 0

Combine like terms: 1i + -3i = -2i
-2 + -2i + -147i2 + -21i3 = 0

Solving
-2 + -2i + -147i2 + -21i3 = 0

Solving for variable 'i'.

Factor out the Greatest Common Factor (GCF), '-1'.
-1(2 + 2i + 147i2 + 21i3) = 0

Ignore the factor -1.

Subproblem 1
Set the factor '(2 + 2i + 147i2 + 21i3)' equal to zero and attempt to solve:

Simplifying
2 + 2i + 147i2 + 21i3 = 0

Solving
2 + 2i + 147i2 + 21i3 = 0

The solution to this equation could not be determined.

This subproblem is being ignored because a solution could not be determined.

The solution to this equation could not be determined.

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