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La suma de de numeros naturales consecutivos es igual al quintuple del menor menos 11 ¿cuales son esos numeros?

1 Answer

2 votes

Answer:

Los números son:

4 y 5

Step-by-step explanation:

Consideración:

a = primer número

a+1 = consecutivo

Planteamiento:

a + (a+1) = 5a - 11

Desarrollo:

a + a + 1 = 5a - 11

2a + 1 = 5a - 11

11 + 1 = 5a - 2a

12 = 3a

12/3 = a

a = 4

a+1 = 5

Comprobación:

4 + (4+1) = 5*4 - 11

4 + 5 = 20 - 11 = 9

answered
User Salah Akbari
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