Question

please answer the two question and how you answered it NO LINKS AND NO WEBSITES I really need help with this.​

Answer 1

Answer:

x=10, y=-1

Step-by-step explanation:

x-y=11

2x+y=19

3x=30

x=10

10-y=11

-y=1

y=-1

USED ELIMINATION BC THERE WAS ALREADY A Y AND -Y