Respuesta :

Answer:

B would be 10

Step-by-step explanation:

so if B is 10 then A is 12 And C is 5 when added together they all equal 27

Answer:

b=10 years old

Step-by-step explanation:

a=2x+2

b=2x

c=x

2x+2+2x+x=27

5x+2=27

5x=25

x=5

b=2x   (2*5)=10