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06-04-2021
Mathematics

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Help me please of this question

Help me please of this question class=

Respuesta :

Аноним Аноним

06-04-2021

Answer:

28

Step-by-step explanation:

all adds up to 180 degrees

so 4x+3+2x+9=180

=6x+12=180

6x=168

x=28

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