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04-02-2019
Mathematics

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What is the value of x

What is the value of x class=

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choixongdong choixongdong

04-02-2019

Answer:

x = 21

Step-by-step explanation:

Sum of interior angles in a triangle = 180

x - 4 + 3x + 100 = 180

4x + 96 = 180

4x = 84

x = 21

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