2j+1=-7

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Solution for 2j+1=-7 equation: 



2j+1=-7

We move all terms to the left:

2j+1-(-7)=0

We add all the numbers together, and all the variables

2j+8=0

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

2j=-8

j=-8/2

j=-4

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