2j-12=18

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Solution for 2j-12=18 equation: 



2j-12=18

We move all terms to the left:

2j-12-(18)=0

We add all the numbers together, and all the variables

2j-30=0

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

2j=30

j=30/2

j=15

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