armariotaburete987 armariotaburete987
  • 19-11-2020
  • Mathematics
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En una granja entre gallinas y conejos hay 20 cabezas y 52 patas. Cuántas gallinas y cuantos conejos hay en la granja? Ecuación de primer grado

Respuesta :

Anki12
Anki12 Anki12
  • 19-11-2020

Answer:

a=14

b=6

Step-by-step explanation:

a+b = 20

2•a+4•b=52

a+b = 20

2a+4b = 52

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