(-11+2i)-(8-7i)=

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Solution for (-11+2i)-(8-7i)= equation:


Simplifying
(-11 + 2i) + -1(8 + -7i) = 0

Remove parenthesis around (-11 + 2i)
-11 + 2i + -1(8 + -7i) = 0
-11 + 2i + (8 * -1 + -7i * -1) = 0
-11 + 2i + (-8 + 7i) = 0

Reorder the terms:
-11 + -8 + 2i + 7i = 0

Combine like terms: -11 + -8 = -19
-19 + 2i + 7i = 0

Combine like terms: 2i + 7i = 9i
-19 + 9i = 0

Solving
-19 + 9i = 0

Solving for variable 'i'.

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

Add '19' to each side of the equation.
-19 + 19 + 9i = 0 + 19

Combine like terms: -19 + 19 = 0
0 + 9i = 0 + 19
9i = 0 + 19

Combine like terms: 0 + 19 = 19
9i = 19

Divide each side by '9'.
i = 2.111111111

Simplifying
i = 2.111111111

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