Question

If x+y=30 then find x and y

Answer 1

for find two unknown value then we should two equation so plzzz
provide two eq then we solved it. thanks

Answer 2

x + y= 30

As there are two variables here, there should be two equations to find the values of x and y. 

But

x = 1 y = 29
x = 2 y = 28 
and so on... 
x = 28 y = 2
x = 29 y = 1