(7-15i)+(8+3i)=

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Solution for (7-15i)+(8+3i)= equation:


Simplifying
(7 + -15i) + (8 + 3i) = 0

Remove parenthesis around (7 + -15i)
7 + -15i + (8 + 3i) = 0

Remove parenthesis around (8 + 3i)
7 + -15i + 8 + 3i = 0

Reorder the terms:
7 + 8 + -15i + 3i = 0

Combine like terms: 7 + 8 = 15
15 + -15i + 3i = 0

Combine like terms: -15i + 3i = -12i
15 + -12i = 0

Solving
15 + -12i = 0

Solving for variable 'i'.

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

Add '-15' to each side of the equation.
15 + -15 + -12i = 0 + -15

Combine like terms: 15 + -15 = 0
0 + -12i = 0 + -15
-12i = 0 + -15

Combine like terms: 0 + -15 = -15
-12i = -15

Divide each side by '-12'.
i = 1.25

Simplifying
i = 1.25

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