E1nst31n44 E1nst31n44

09-08-2019
Mathematics

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Need help, someone explain

Need help someone explain class=

Respuesta :

johvo93 johvo93

09-08-2019

Answer: X = 19

Step-by-step explanation: it is a three equation system, the problem is you don't have the third equation, so we have to infer it, and it's: PRQ + QRS = 180.

then we do as follows:

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