7j+12=j-6

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Solution for 7j+12=j-6 equation: 



7j+12=j-6

We move all terms to the left:

7j+12-(j-6)=0

We get rid of parentheses

7j-j+6+12=0

We add all the numbers together, and all the variables

6j+18=0

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

6j=-18

j=-18/6

j=-3

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