Question

What value of d makes the equation -2 +3i+ 12i = 9i-(2-di) true?​

Answer 1

d = 6

Explanation:

-2 +3i+ 12i = 9i-(2-di)

-2 + 15i = 9i - 2 + di

-2 + 15i = -2 + 9i + di

6i = di

6 = d