7j+12=54

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Solution for 7j+12=54 equation: 



7j+12=54

We move all terms to the left:

7j+12-(54)=0

We add all the numbers together, and all the variables

7j-42=0

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

7j=42

j=42/7

j=6

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