Amovie ticket costs $7.50. a group of friends each buy a movie ticket and a popcorn combo. write an expression for how much the friends spent altogether.

If the ticket costs $7.50, let be the price of the popcorn.

So, each of the friends spends

dollars for the ticket and the popcorn.

Now, if the group of friends is composed by people, they spend altogether

dollars.

C. Kinetic energy.

Step-by-step explanation:

Kinetic energy is the energy an object has due to it's motion, since the motion of the object increased, it gained kinetic energy.