8=20-4j

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Solution for 8=20-4j equation: 



8=20-4j

We move all terms to the left:

8-(20-4j)=0

We add all the numbers together, and all the variables

-(-4j+20)+8=0

We get rid of parentheses

4j-20+8=0

We add all the numbers together, and all the variables

4j-12=0

We move all terms containing j to the left, all other terms to the right

4j=12

j=12/4

j=3

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