Question

verify x +(y+z)=(x+y)+ z value of the x=2/3, y=_5/6, z =_ 7/9

Answer 1

X + (x+ y ) = (x + y) + z
2/3+(5/6+7/9) = (2/3+5/6)+ 7/9
2/3+ 29/18 = 9/6+ 7/9
41/18 =41/18
L.H.S = R.H.S
verified