solve this please i beg you
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plzz give me brainliest ans and plzzzz follow me
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taking LCM, we get
z-1-8= z+1
-------- ------
8 18
z-9=(z+1)8
-----------
18
z-9=(z+1)4
--'---------
9
9z-81=4z+4
9z-4z=4+81
5z=85
z=17
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