813sophia
813sophia
15-01-2019
Mathematics
contestada
help me pleaseeee [€7…[]€\]9€<]{€\8
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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