QUESTION-The principles of equity have sought to repair injustice from gaps left in thecommon law of contract, however, they confer an excessive discretion upon theCourt that undermines the clarity and certainty that the common law rules ofcontract themselves otherwise provide…"Critically Analyse the above statement by way of reference to the following twocases:- Waltons Stores Interstate Ltd v Maher (1998) 164 CLR 387 (PromissoryEstoppel) and- Commercial Bank v Amadio (1983) 151 CLR 447 (Unconscionable conduct)