Question

if x = y and y + Z = 5 then by euclid's geometry show that x+z=5

Answer 1

y + z = 5
3 + 2 = 5
x = y
if y = x then value of x is 3

Answer 2

y+z=5...........(.1)
again y=x
now putting the value of y in equation no (1) we have
x+z=5
proved