Question

x - y = 8
x + y = 12​

Answer 1

Answer:

x=10

y=2

so this is the answer

10-2=8

10+2=12

Answer 2

Step-by-step explanation:

x-y=8

x+y=12

cancel the ys

therefore, 2x=20

x=10

x+y=12

10+y=12

y=2