Respuesta :

ac = ab + bc

11x  + 2  = 3 + 2x + 5

11x - 2x = 8 - 2

9x = 6

x = 6/9

x = 2/3


bc = 2x + 5

bc = 2 (2/3) + 5

bc = 1 1/3 + 5

bc = 6 1/3