Question

y + x = 2 ,
y - x = 5
find x and y​

Answer 1

Answer:

x=4/7

y= 7/2

Step-by-step explanation:

y + x = 2---I

y - x = 5----II

______

2y = 7

y= 7/2

substitute x=7/2 in equation 1

y + x = 2

7/2+x=2

x=4/7