(-12+48i)+(15+21i)=

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Solution for (-12+48i)+(15+21i)= equation:


Simplifying
(-12 + 48i) + (15 + 21i) = 0

Remove parenthesis around (-12 + 48i)
-12 + 48i + (15 + 21i) = 0

Remove parenthesis around (15 + 21i)
-12 + 48i + 15 + 21i = 0

Reorder the terms:
-12 + 15 + 48i + 21i = 0

Combine like terms: -12 + 15 = 3
3 + 48i + 21i = 0

Combine like terms: 48i + 21i = 69i
3 + 69i = 0

Solving
3 + 69i = 0

Solving for variable 'i'.

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

Add '-3' to each side of the equation.
3 + -3 + 69i = 0 + -3

Combine like terms: 3 + -3 = 0
0 + 69i = 0 + -3
69i = 0 + -3

Combine like terms: 0 + -3 = -3
69i = -3

Divide each side by '69'.
i = -0.04347826087

Simplifying
i = -0.04347826087

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