Question

x+y+1=x-y+1 then find the value of y

Answer 1

hey friend

x + y + 1 = x - y + 1
y + 1 = -y + 1 { x - x = 0}
y + y = 1 + 1
2y = 2
y = 1

hope it helps 

Answer 2

x+y+1=x-y+1
x-x+y+y=1-1
2y=0
y=0