Question

x+y=2
x-y=7
find and pls tell​

Answer 1

Answer:

Step-by-step explanation:

Hi this is a very easy question

By elimination method

2x =9

and X=4.5

Andy=-2.5

Answer 2

Step-by-step explanation:

x+y=2. ( 1)

.x-y=7. (2)

adding (1)&(2)

x+y=2

x-y=7

2x=9

x=9/2

put in eq (1)

x+y=2

9/2+y=2

y=2-9/2

y=-5/2

hope its help u