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

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


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

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

Reorder the terms:
4 + -2 + 3i + -1i = 0

Combine like terms: 4 + -2 = 2
2 + 3i + -1i = 0

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

Solving
2 + 2i = 0

Solving for variable 'i'.

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

Add '-2' to each side of the equation.
2 + -2 + 2i = 0 + -2

Combine like terms: 2 + -2 = 0
0 + 2i = 0 + -2
2i = 0 + -2

Combine like terms: 0 + -2 = -2
2i = -2

Divide each side by '2'.
i = -1

Simplifying
i = -1

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