Respuesta :

Answer:

x=13

Step-by-step explanation:

For a to be parallel to b, 7x-26 + 9x-2 would have to = 180.

If we solve this equation,

16x-28=180

16x=208

x=13

x would have to equal 13 for a || b.

Answer:

x=13

Step-by-step explanation:

7x-26+9x-2=180

16x-28=180

16x=208

208/16=x

13=x