Respuesta :

3ab + 5b - 6 when a = -1 and b = 3

3.(-1).3 + 5.3 - 6

(-3).3 + 15 - 6

-9 + 15 - 6

15 - 9 - 6

15 - 15

0

3ab + 5b - 6 when a = -1 and b = 3

3.(-1).3 + 5.3 - 6

(-3).3 + 15 - 6

-9 + 15 - 6

15 - 9 - 6

15 - 15

0