30-j=90

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Solution for 30-j=90 equation: 


Simplifying
30 + -1j = 90

Solving
30 + -1j = 90

Solving for variable 'j'.

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

Add '-30' to each side of the equation.
30 + -30 + -1j = 90 + -30

Combine like terms: 30 + -30 = 0
0 + -1j = 90 + -30
-1j = 90 + -30

Combine like terms: 90 + -30 = 60
-1j = 60

Divide each side by '-1'.
j = -60

Simplifying
j = -60

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