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...Chapter outline objectives introduction chevron optimizes processing of crude oil lp formulation solving models a graphical approach possible outcome solutions to model problems with solver wrap up discuss the importance linear programming as business analytics tool in organizations explore components and relate them goals constraints provide step by methodology for solve graphically excel s add understand constructs modeling its challenges using everyday decision making world leading integrated energy companies production systems are limited thousands operational designed petro an house software used people each day variables build within few seconds execute those cases fractions million per year from operating enabling better decisions capital allocation billion over past years one most commonly techniques objective function set mathematical assumptions linearity proportionality additivity assumption certainty divisibility example rolls bakery produces two products drc src total mach...