Respuesta :

9514 1404 393

Answer:

  x = 7

Step-by-step explanation:

The acute angles in a right triangle are complementary, so we have ...

  (7x +5)° +36° = 90°

  7x = 49 . . . . . . . . . . . . divide by °, subtract 41

  x = 7 . . . . . . . . . . divide by 7