Respuesta :

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Answer:

11,13,15

Step-by-step explanation:

x+(x+2)+(x+4)=4(x+4)-21

3x+6=4x-5

11=x

x=11

x+2=13

x+4=15

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Answer:

11, 13, 15

Step-by-step explanation:

Let x be the smallest odd number

x + (x + 2) + (x + 4) = 4(x + 4) - 21

3x + 6 = 4x + 16 - 21

3x + 6 = 4x - 5

x = 11

Numbers are: 11, 13, 15