Which ordered pair is the solution to the system of equations?

{2x+y=−8
{x−y=−4

(1, 5)
(−3, −2)
(−4, 0)
(−1, 3)

This question awards 100 ! i really don’t want to fail i will also mark you !

Meghan has created a diagram of her city with her house, school, store, and gym identified. a. how far is it from the gym to the store? b. meghan also wants to walk to get some exercise, rather than going to the gym. she decides to walk along arc ab. how far will she walk? round to 3 decimal places.

Suppose that in 2008 , 840,800 citizens died of a certain disease assuming the population of teh country is 399 miliion, what is the mortality rate in units of deaths per 100,000 people?