3(5z-9)=18

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Solution for 3(5z-9)=18 equation: 



3(5z-9)=18

We move all terms to the left:

3(5z-9)-(18)=0

We multiply parentheses

15z-27-18=0

We add all the numbers together, and all the variables

15z-45=0

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

15z=45

z=45/15

z=3

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