(9+8i)-(-7+i)=

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Solution for (9+8i)-(-7+i)= equation:


Simplifying
(9 + 8i) + -1(-7 + i) = 0

Remove parenthesis around (9 + 8i)
9 + 8i + -1(-7 + i) = 0
9 + 8i + (-7 * -1 + i * -1) = 0
9 + 8i + (7 + -1i) = 0

Reorder the terms:
9 + 7 + 8i + -1i = 0

Combine like terms: 9 + 7 = 16
16 + 8i + -1i = 0

Combine like terms: 8i + -1i = 7i
16 + 7i = 0

Solving
16 + 7i = 0

Solving for variable 'i'.

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

Add '-16' to each side of the equation.
16 + -16 + 7i = 0 + -16

Combine like terms: 16 + -16 = 0
0 + 7i = 0 + -16
7i = 0 + -16

Combine like terms: 0 + -16 = -16
7i = -16

Divide each side by '7'.
i = -2.285714286

Simplifying
i = -2.285714286

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