39=12(4-x)

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Solution for 39=12(4-x) equation: 



39=12(4-x)

We move all terms to the left:

39-(12(4-x))=0

We add all the numbers together, and all the variables

-(12(-1x+4))+39=0



We calculate terms in parentheses: -(12(-1x+4)), so:

12(-1x+4)

We multiply parentheses

-12x+48

Back to the equation:

-(-12x+48)



We get rid of parentheses

12x-48+39=0

We add all the numbers together, and all the variables

12x-9=0

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

12x=9

x=9/12

x=3/4

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