7i-5-5i=15

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Solution for 7i-5-5i=15 equation:


Simplifying
7i + -5 + -5i = 15

Reorder the terms:
-5 + 7i + -5i = 15

Combine like terms: 7i + -5i = 2i
-5 + 2i = 15

Solving
-5 + 2i = 15

Solving for variable 'i'.

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

Add '5' to each side of the equation.
-5 + 5 + 2i = 15 + 5

Combine like terms: -5 + 5 = 0
0 + 2i = 15 + 5
2i = 15 + 5

Combine like terms: 15 + 5 = 20
2i = 20

Divide each side by '2'.
i = 10

Simplifying
i = 10

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