2j=7+j

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Solution for 2j=7+j equation: 



2j=7+j

We move all terms to the left:

2j-(7+j)=0

We add all the numbers together, and all the variables

2j-(j+7)=0

We get rid of parentheses

2j-j-7=0

We add all the numbers together, and all the variables

j-7=0

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

j=7

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