Respuesta :

1st number = x 
2nd number = x + 5

x + x + 5 = 17
combine like terms

2x  + 5 = 17
subtract 5 from both sides

2x = 12
divide both sides by 2 to isolate x 

x = 6

1st number = 6
2nd number = 11
The answer is x=6 I did the math in my head so fast