Whoever solves this CORRECTLY FIRST, I'll put them down as BRAINLIEST!!

Answer:
1. X= - 2, Y = 8
2. X= - 1 Y = 7
3. X= 0, Y = 6
4. X = 1, Y = 5
5. X = 2, Y = 4
6. X = 3, Y = 3