-2=-2(j-4)

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Solution for -2=-2(j-4) equation: 



-2=-2(j-4)

We move all terms to the left:

-2-(-2(j-4))=0



We calculate terms in parentheses: -(-2(j-4)), so:

-2(j-4)

We multiply parentheses

-2j+8

Back to the equation:

-(-2j+8)



We get rid of parentheses

2j-8-2=0

We add all the numbers together, and all the variables

2j-10=0

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

2j=10

j=10/2

j=5

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