(1-3i)+(7-2i)=

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Solution for (1-3i)+(7-2i)= equation:


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

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

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

Reorder the terms:
1 + 7 + -3i + -2i = 0

Combine like terms: 1 + 7 = 8
8 + -3i + -2i = 0

Combine like terms: -3i + -2i = -5i
8 + -5i = 0

Solving
8 + -5i = 0

Solving for variable 'i'.

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

Add '-8' to each side of the equation.
8 + -8 + -5i = 0 + -8

Combine like terms: 8 + -8 = 0
0 + -5i = 0 + -8
-5i = 0 + -8

Combine like terms: 0 + -8 = -8
-5i = -8

Divide each side by '-5'.
i = 1.6

Simplifying
i = 1.6

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