Using rules of inference and logic equivalences describe each step of this argument (e.g., using Modus Tollens with step 1 and step 2 we derive...)

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Premises : (tVq) (PA-r), (u V-8) +t,(PA-r) +9,78 V tVq, -t Au,p V-q. Conclusion :P Steps Reason/Law/Rule Applied? 1)-t Au 2-t 3)(UV-s) + 4)-t +-(UV-8) 5)-t + (- us) 6- us 7) 8 8)(t Va) (PA-r) 95 Vtva 10) s tva) 11)s (PAT) 12) par 13) (P A r) 14). 15 p V 16P