813sophia
813sophia 813sophia
  • 15-01-2019
  • Mathematics
contestada

help me pleaseeee [€7…[]€\]9€<]{€\8

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Respuesta :

Аноним Аноним
  • 15-01-2019

Answer:

x = 20

Step-by-step explanation:

4x + 3x + 2x = 180

7x + 2x = 180

9x = 180

x = 180/9

x = 20

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