Answer:
Its the segment of the economy that provides services to its consumers, including a wide range of businesses such as financial institutions, schools and restaurants.
Step-by-step explanation:
Hope this helps and have a great day

First we'll multiply the second equation by -2

Now let's add the new equation and the first one.

We found y's value. We'll plug it in one of the equations to find x's value.

Solution ;
(9, -6)
I’m pretty sure it would be C
I think is 20 but i am not sure