Respuesta :

Answer:

5

Step-by-step explanation:

17x -8x -9 = 76 - 40

17x -8x  = 76 - 40 + 9

9x = 45

x = 45/9

x=5

anniego4

Answer:

x = 5

Step-by-step explanation:

17x - 8x - 9 = 76 - 40

       9x - 9 = 36

               +9  +9

              9x = 45

              /9     /9

               x = 5