Respuesta :

Answer:

8 x + 3 = 75

9 x - 6 = 75

5 x + 5 = 50

Step-by-step explanation:

8 x + 3

8 (9) + 3

72 + 3

75

---------------------------

9 x - 6

9 (9) - 6

81 - 6

75

---------------------------

5 x + 5

5 (9) + 5

45 + 5

50