12j-7j-1=19

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Solution for 12j-7j-1=19 equation:



12j-7j-1=19
We move all terms to the left:
12j-7j-1-(19)=0
We add all the numbers together, and all the variables
5j-20=0
We move all terms containing j to the left, all other terms to the right
5j=20
j=20/5
j=4

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