12=91-j

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Solution for 12=91-j equation:


Simplifying
12 = 91 + -1j

Solving
12 = 91 + -1j

Solving for variable 'j'.

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

Add 'j' to each side of the equation.
12 + j = 91 + -1j + j

Combine like terms: -1j + j = 0
12 + j = 91 + 0
12 + j = 91

Add '-12' to each side of the equation.
12 + -12 + j = 91 + -12

Combine like terms: 12 + -12 = 0
0 + j = 91 + -12
j = 91 + -12

Combine like terms: 91 + -12 = 79
j = 79

Simplifying
j = 79

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