Respuesta :

Answer:

10

Step-by-step explanation:

If AB, BC and AC means A x B, B x C, A x C:

AB = 2 BC = 5

B = 1

A = 2

C = 5

AC = 10

Answer:

5

Step-by-step explanation:

AB=2 meaning A=1 and B=1

BC=5 so B=1 and C=4

A+C aka 1+4=5