(-7+2i)-(-5i)=

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Solution for (-7+2i)-(-5i)= equation:


Simplifying
(-7 + 2i) + -1(-5i) = 0

Remove parenthesis around (-7 + 2i)
-7 + 2i + -1(-5i) = 0

Remove parenthesis around (-5i)
-7 + 2i + -1 * -5i = 0

Multiply -1 * -5
-7 + 2i + 5i = 0

Combine like terms: 2i + 5i = 7i
-7 + 7i = 0

Solving
-7 + 7i = 0

Solving for variable 'i'.

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

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

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

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

Divide each side by '7'.
i = 1

Simplifying
i = 1

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