6-(-4+9i)-(-1-i)=

Solution for 6-(-4+9i)-(-1-i)= equation:

Simplifying
6 + -1(-4 + 9i) + -1(-1 + -1i) = 0
6 + (-4 * -1 + 9i * -1) + -1(-1 + -1i) = 0
6 + (4 + -9i) + -1(-1 + -1i) = 0
6 + 4 + -9i + (-1 * -1 + -1i * -1) = 0
6 + 4 + -9i + (1 + 1i) = 0

Reorder the terms:
6 + 4 + 1 + -9i + 1i = 0

Combine like terms: 6 + 4 = 10
10 + 1 + -9i + 1i = 0

Combine like terms: 10 + 1 = 11
11 + -9i + 1i = 0

Combine like terms: -9i + 1i = -8i
11 + -8i = 0

Solving
11 + -8i = 0

Solving for variable 'i'.

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

Add '-11' to each side of the equation.
11 + -11 + -8i = 0 + -11

Combine like terms: 11 + -11 = 0
0 + -8i = 0 + -11
-8i = 0 + -11

Combine like terms: 0 + -11 = -11
-8i = -11

Divide each side by '-8'.
i = 1.375

Simplifying
i = 1.375