z+(-9)=4

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



z+(-9)=4

We move all terms to the left:

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

determiningTheFunctionDomain
z-4+(-9)=0

We add all the numbers together, and all the variables

z-13=0

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

z=13

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