Respuesta :

Answer:

  8

Step-by-step explanation:

The problem statement tells you ...

  17/4 +6n = 7n -15/4

Subtract 6n -15/4:

  32/4 = n = 8

The number is 8.

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Check

  17/4 +6(8) = 7(8) -15/4

  4 1/4 +48 = 56 -3 3/4

  52 1/4 = 52 1/4 . . . . . . answer checks OK