16-20z=-4(5z-4)

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Solution for 16-20z=-4(5z-4) equation: 



16-20z=-4(5z-4)

We move all terms to the left:

16-20z-(-4(5z-4))=0



We calculate terms in parentheses: -(-4(5z-4)), so:

-4(5z-4)

We multiply parentheses

-20z+16

Back to the equation:

-(-20z+16)



We get rid of parentheses

-20z+20z-16+16=0

We add all the numbers together, and all the variables

=0

z=0/1

z=0

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