3i+2i−4=18i

infinite solutions
i = 5\
i = 4/13
i = -1/3
i = 8

1 answer

The equation 3i + 2i - 4 = 18i can be simplified as:

5i - 4 = 18i

Subtracting 5i from both sides gives:

-4 = 13i

Dividing both sides by 13:

-4/13 = i

Therefore, the equation has a unique solution:

i = -4/13