Answer:
Step-by-step explanation:
We have given,

Take out 2 from the left side and we multiply both side by 2 we get:
Next,
subtract both sides by 7, we get :

Now we divide both sides by 4, to get x.
So we get, x = 8
Answer:
7.2 minutes
Step-by-step explanation:
You can just divide 18 minutes by 2.5, and you will get 7.2 minutes per mile. Hope it helps!
Answer:
2 • (9w + 1)
Step-by-step explanation: