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Course Home Content Grades Communication Assessments Tools Resources Discussions

ID: 3169009 • Letter: C

Question

Course Home Content Grades Communication Assessments Tools Resources Discussions List View Topic Discussion 2A Unlocked: Saturday, January 20, 2018 6:23 PM EST - Sunday, January 28, 2018 11:59 PM EST. Must post first Subscribe Research and share a real world problem, situation, phenomenon, or event that can be modeled using a system of equations or inequalities. Post the mathematical model describing your application if available Rubrics Discussions-2pt Start a New Thread Filter by: All Threads',

Explanation / Answer

real world model for system of equations

example : you are running a food stall at a football game.you are selling hot dogs and colas .

each hotdog costs $ 1.75 and each cola costs $ 0.75

throughout the day you made a total of $ 75 ,You sold a total of 80 hotdogs and colas combined

Find out many hot dogs and how many sodas were sold ?

setting up the equations

let x = number of hotdogs sold and y = number of colas sold

x + y = 80

1.75x + .75 y = 75

solving we get

x = 15 , y = 65

so, 15 hotdogs and 65 colas were sold