Respuesta :

Answer:

bc=6

Step-by-step explanation:

ac=22

ac= 4x+2+8x+8

ac=12x+10

22=12x+10

22-10=12x

12=12x

x=12/12

x=1

substitute back into equation:

bc=4x+2

bc=4(1)+2

bc=4+2

bc=6

Answer:

Step-bc=6

Step-by-step explanation:

ac=22

ac= 4x+2+8x+8

ac=12x+10

22=12x+10

22-10=12x

12=12x

x=12/12

x=1

substitute back into equation:

bc=4x+2

bc=4(1)+2

bc=4+2

bc=6by-step explanation: