Question

2x + y = 9
3x - y = 16​

Answer 1

x=5 y=-1

Explanation:

5x=25

x=5

2(5)+y=9

10+y=9

y=-1

Answer 2

X=7 y=-5

Explanation:

2x+y=9

3x-y=16

use the process of elimination finding out what works for one problem and try it on the other until they both work