What is the solution to this system of linear equations: y-x=4 and y+2x=1
1) (-1,3)
2) (0,4)
3) (1,-1)
4) (-3,3)

An advertisement is on a flyer that has a thickness of 8.2 × 10-5 meters. each measurement below is the thickness of a stack of flyers. drag each measurement to the correct stack.

34 cup. a serving of vegetable soup is 23 cup. the restaurant sold 20 servings of chicken noodle soup and 18 servings of vegetable soup. how many more cups of chicken noodle soup did they sell than cups of vegetable soup?

Can someone answer it, and plot it, for 20 points and brainliest answer? p.s. they're the same ! : )