Question

286000-(c-15983)=194346

Answer 1

286000-(с-15983)=194346

286000-с+15983=194346

-с=194346-301983

-с=-107637/1

с=107637

Answer 2

286 000-(с-15 983)=194 346
с-15 983=286 000-194 346
с-15 983=91 654
с=91 654+15 983
с=107 637