Check whether the following expressions are equal.
 
(i) \((7 - 12) \times 5\) and \(7 - (12 \times 5)\)
 
(ii) \([(-4) - (+8)] \times (-3)\) and \((-4) - [8 \times (-3)]\)
 
(iii) \(5 \times [(-4) + (-8)]\) and \([5 \times (-4) + 5 \times (-8)]\)