-2=-2(j-7)

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Solution for -2=-2(j-7) equation: 



-2=-2(j-7)

We move all terms to the left:

-2-(-2(j-7))=0



We calculate terms in parentheses: -(-2(j-7)), so:

-2(j-7)

We multiply parentheses

-2j+14

Back to the equation:

-(-2j+14)



We get rid of parentheses

2j-14-2=0

We add all the numbers together, and all the variables

2j-16=0

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

2j=16

j=16/2

j=8

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