-18=-9(4z+5)

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Solution for -18=-9(4z+5) equation: 



-18=-9(4z+5)

We move all terms to the left:

-18-(-9(4z+5))=0



We calculate terms in parentheses: -(-9(4z+5)), so:

-9(4z+5)

We multiply parentheses

-36z-45

Back to the equation:

-(-36z-45)



We get rid of parentheses

36z+45-18=0

We add all the numbers together, and all the variables

36z+27=0

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

36z=-27

z=-27/36

z=-3/4

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