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12-05-2020
Mathematics

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cyfrostalt3 cyfrostalt3

12-05-2020

Answer:

23

Step-by-step explanation:

2x-5 + 10x -10 + 2x -1 = 180

14x -16 = 180

14x = 196

x = 14

measure of angle T = 2 x 14 -5

T = 23

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