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I need to find out what the value of Z is pls help

I need to find out what the value of Z is pls help-example-1
User XXX
by
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1 Answer

6 votes

171 ig

Explanation:

2z-4= 2

3z+4=

7+2= 9

180(supplementary)

180-9=171 degree

User Sukeshj
by
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