Question

40° + x° + y° = 180°. Find x° and y°.

Answer 1

x=140-y because it is not clear that what is xand y

Answer 2

Hii mate
40 + x° +y° = 180°
x°+y°=180-40
=140

therefore
x°=140-y°
and
y°=140-x°

hope it helps you
thank you