9i+4i=20

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Solution for 9i+4i=20 equation: 


Simplifying
9i + 4i = 20

Combine like terms: 9i + 4i = 13i
13i = 20

Solving
13i = 20

Solving for variable 'i'.

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

Divide each side by '13'.
i = 1.538461538

Simplifying
i = 1.538461538

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