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23-03-2021
Mathematics

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pls help question is in picture

pls help question is in picture class=

Respuesta :

jiaojason2020 jiaojason2020

23-03-2021

Answer:

30

Step-by-step explanation:

Form an equation

41+x+x+71+90=180

x= -11

Substitute

41+(-11)=30

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