(7+i)-(6-4i)=

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Solution for (7+i)-(6-4i)= equation:


Simplifying
(7 + i) + -1(6 + -4i) = 0

Remove parenthesis around (7 + i)
7 + i + -1(6 + -4i) = 0
7 + i + (6 * -1 + -4i * -1) = 0
7 + i + (-6 + 4i) = 0

Reorder the terms:
7 + -6 + i + 4i = 0

Combine like terms: 7 + -6 = 1
1 + i + 4i = 0

Combine like terms: i + 4i = 5i
1 + 5i = 0

Solving
1 + 5i = 0

Solving for variable 'i'.

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

Add '-1' to each side of the equation.
1 + -1 + 5i = 0 + -1

Combine like terms: 1 + -1 = 0
0 + 5i = 0 + -1
5i = 0 + -1

Combine like terms: 0 + -1 = -1
5i = -1

Divide each side by '5'.
i = -0.2

Simplifying
i = -0.2

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