12.51=1.39(j+3)

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Solution for 12.51=1.39(j+3) equation: 



12.51=1.39(j+3)

We move all terms to the left:

12.51-(1.39(j+3))=0



We calculate terms in parentheses: -(1.39(j+3)), so:

1.39(j+3)

We multiply parentheses

1.39j+4.17

Back to the equation:

-(1.39j+4.17)



We get rid of parentheses

-1.39j-4.17+12.51=0

We add all the numbers together, and all the variables

-1.39j+8.34=0

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

-1.39j=-8.34

j=-8.34/-1.39

j=+6

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