Question

hi tell me maths answer ​

Answer 1

x/3x-y-z = y/3y-z-x = z/ 3z-x-y

equal ratios

if a/b = c/d = e/f = a+c+e/ b+d+f

x+y+z / (3x-y-z + 3y-z-x + 3z-x-y)

= x+y+z/x+y+z =1