3=-6.39(-4z-19)

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Solution for 3=-6.39(-4z-19) equation: 



3=-6.39(-4z-19)

We move all terms to the left:

3-(-6.39(-4z-19))=0



We calculate terms in parentheses: -(-6.39(-4z-19)), so:

-6.39(-4z-19)

We multiply parentheses

25.56z+121.41

Back to the equation:

-(25.56z+121.41)



We get rid of parentheses

-25.56z-121.41+3=0

We add all the numbers together, and all the variables

-25.56z-118.41=0

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

-25.56z=118.41

z=118.41/-25.56

z=-4+13.820512820513/21.846153846154

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