![leelee8335](/avatars/42243.jpg)
leelee8335
07.08.2019 •
Mathematics
Three friends went to the fair. michelle ate three hot dogs, one pretzel, and two snow cones. she spent $25. amanda ate two hot dogs, three pretzels, and three snow cones. she spent $30. lucas ate two hot dogs, two pretzels, and four snow cones. he spent $25. which system of equations matches the friends' night at the fair?
2x + y + 3z = 25
2x + 3y + 3z = 30
2x + 2y + 4z = 25
3x + y + 2z = 25
2x + 3y + 3z = 30
2x + 2y + 4z = 25
3x + y + 2z = 25
3x + 2y + 3z = 30
2x + 2y + 4z = 25
3x + y + 2z = 25
2x + 3y + 3z = 30
2x + 4y + 2z = 25
Solved
Show answers
More tips
- S Society and Politics Skoptsy: Who They Are and How They Perform Castration?...
- H Health and Medicine How to Calculate Your Ideal Weight?...
- S Style and Beauty Discover the Art of Nail Design: How Do You Paint Your Nails?...
- P Philosophy How to Develop Extrasensory Abilities?...
- O Other Everything You Need to Know About Kudyabliks...
- C Computers and Internet The Twitter Phenomenon: What it is and How to Use it...
- C Computers and Internet How to Choose a Laptop: Expert Guide and Tips...
- C Computers and Internet How to Choose a Monitor?...
- H Horoscopes, Magic, Divination Where Did Tarot Cards Come From?...
- S Style and Beauty How to Make Your Lips Fuller? Ideas and Tips for Beautiful Lips...
Answers on questions: Mathematics
- M Mathematics Compare the votes for football and the combined votes for baseball and soccer. use the symbol , or =...
- G Geography Explain how renewable energy is formed...
- C Chemistry 6. A given volume of nitrogen gas required 68.3 seconds to diffuse through a tiny holein chamber. Under the same conditions, another unknown gas requires 85.6 seconds forthe...
- B Biology Acertain dna sample is found to have a makeup consisting of 22% thymine. use chargaff’s rules to fill in the percentages for the other three nitrogenous bases....
Ответ:
b.![3x+y+2z=25[/tex]<img src=](/tpl/images/0172/7334/7a582.png)
Step-by-step explanation:
We are given that three friends went to fair
Let cost of hot dog=x
Cost of pretzel=y
Cost of snow cone=z
Michelle ate 3 hot dog,one pretzel and two snow cones and spent $25.
Therefore, according to question the equation is
Step-by-step explanation:
We are given that three friends went to fair
Let cost of hot dog=x
Cost of pretzel=y
Cost of snow cone=z
Michelle ate 3 hot dog,one pretzel and two snow cones and spent $25.
Therefore, according to question the equation is
Lucas ate two hot dogs,two pretzel and four snow cones and spent $25.
Therefore, the equation is
Hence, option b is true.
Ответ: