15z+9=18z

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Solution for 15z+9=18z equation: 



15z+9=18z

We move all terms to the left:

15z+9-(18z)=0

We add all the numbers together, and all the variables

-3z+9=0

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

-3z=-9

z=-9/-3

z=+3

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