21+8j=9-3j

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Solution for 21+8j=9-3j equation:


Simplifying
21 + 8j = 9 + -3j

Solving
21 + 8j = 9 + -3j

Solving for variable 'j'.

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

Add '3j' to each side of the equation.
21 + 8j + 3j = 9 + -3j + 3j

Combine like terms: 8j + 3j = 11j
21 + 11j = 9 + -3j + 3j

Combine like terms: -3j + 3j = 0
21 + 11j = 9 + 0
21 + 11j = 9

Add '-21' to each side of the equation.
21 + -21 + 11j = 9 + -21

Combine like terms: 21 + -21 = 0
0 + 11j = 9 + -21
11j = 9 + -21

Combine like terms: 9 + -21 = -12
11j = -12

Divide each side by '11'.
j = -1.090909091

Simplifying
j = -1.090909091

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