13j-3j-7j=+12

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Solution for 13j-3j-7j=+12 equation: 



13j-3j-7j=+12

We move all terms to the left:

13j-3j-7j-(+12)=0

We add all the numbers together, and all the variables

13j-3j-7j-12=0

We add all the numbers together, and all the variables

3j-12=0

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

3j=12

j=12/3

j=4

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