Question

Find y if x+y=5 ,y+z=8,z+x=7
​

Answer 1

Answer:

Step-by-step explanation:

 x+ y = 5

 y + z = 8  -

____________

x - z = - 3

x+ z = 7  +

_________

2x = 4

x = 2  

again  x + y = 5

2 + y = 5

y = 3

Answer 2

Answer:

y=3

Step-by-step explanation:

please mark me as brainlist