12.5-2(i+2i)=12.5

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Solution for 12.5-2(i+2i)=12.5 equation: 


Simplifying
12.5 + -2(i + 2i) = 12.5

Combine like terms: i + 2i = 3i
12.5 + -2(3i) = 12.5

Remove parenthesis around (3i)
12.5 + -2 * 3i = 12.5

Multiply -2 * 3
12.5 + -6i = 12.5

Add '-12.5' to each side of the equation.
12.5 + -12.5 + -6i = 12.5 + -12.5

Combine like terms: 12.5 + -12.5 = 0.0
0.0 + -6i = 12.5 + -12.5
-6i = 12.5 + -12.5

Combine like terms: 12.5 + -12.5 = 0.0
-6i = 0.0

Solving
-6i = 0.0

Solving for variable 'i'.

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

Divide each side by '-6'.
i = 0.0

Simplifying
i = 0.0

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