3-(-5+7i)-(-1-i)=

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Solution for 3-(-5+7i)-(-1-i)= equation:


Simplifying
3 + -1(-5 + 7i) + -1(-1 + -1i) = 0
3 + (-5 * -1 + 7i * -1) + -1(-1 + -1i) = 0
3 + (5 + -7i) + -1(-1 + -1i) = 0
3 + 5 + -7i + (-1 * -1 + -1i * -1) = 0
3 + 5 + -7i + (1 + 1i) = 0

Reorder the terms:
3 + 5 + 1 + -7i + 1i = 0

Combine like terms: 3 + 5 = 8
8 + 1 + -7i + 1i = 0

Combine like terms: 8 + 1 = 9
9 + -7i + 1i = 0

Combine like terms: -7i + 1i = -6i
9 + -6i = 0

Solving
9 + -6i = 0

Solving for variable 'i'.

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

Add '-9' to each side of the equation.
9 + -9 + -6i = 0 + -9

Combine like terms: 9 + -9 = 0
0 + -6i = 0 + -9
-6i = 0 + -9

Combine like terms: 0 + -9 = -9
-6i = -9

Divide each side by '-6'.
i = 1.5

Simplifying
i = 1.5

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