A pair of vertical angles has measures (2z+43)° and (−10z+25)° . What is the value of z? Vertical angles = each other (2z+43)° = (−10z+25)° − 3 2 − 11 4 −31

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asked Sep 9, 2019 192k views

2 votes

A pair of vertical angles has measures

(2z+43)°
and
(−10z+25)°
.
What is the value of z? Vertical angles = each other
(2z+43)°
=
(−10z+25)°

−
3
2

−
11
4

−31

Mathematics
college

Vogash asked

by Vogash

8.2k points

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2 Answers

4 votes

Answer:

The answer is Z equals negative 3/2

Explanation:

Ptk answered Sep 10, 2019

by Ptk

7.7k points

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5 votes

(2z+43)=(-10z+25)
-2z -2z
43=-12z+25
-25 -25
18=-12z
z=-1.5

So Z=3/2

Manush answered Sep 15, 2019

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