(-30)=j-9

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Solution for (-30)=j-9 equation:


Simplifying
(-30) = j + -9
-30 = j + -9

Reorder the terms:
-30 = -9 + j

Solving
-30 = -9 + j

Solving for variable 'j'.

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

Add '-1j' to each side of the equation.
-30 + -1j = -9 + j + -1j

Combine like terms: j + -1j = 0
-30 + -1j = -9 + 0
-30 + -1j = -9

Add '30' to each side of the equation.
-30 + 30 + -1j = -9 + 30

Combine like terms: -30 + 30 = 0
0 + -1j = -9 + 30
-1j = -9 + 30

Combine like terms: -9 + 30 = 21
-1j = 21

Divide each side by '-1'.
j = -21

Simplifying
j = -21

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