acamjackie25561
21.07.2019 •
Mathematics
Tom has a collection of 30 cds and nita has a collection of 18 cds. tom is adding 1 cd a month to his collection while it is adding 5 cds a month to her collection. write a system to find the number of months after which they will have the same number of cds. let x represent the number of months and y the number of cds.
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 An experienced carpenter could build a house in 4 days. how much would he have finished if he worked for 2 days....
- M Mathematics What is y^4-36 in simplest factored form?...
- M Mathematics When solving the equation x/5 - 12 = 10, what is your last step? A. Multiply by 5 on each side. B. Add 12 to each side. C. Divide by 5 on each side. D. Subtract 12 from...
- P Physics The combination of an applied force and a friction force produces a constant total torque of 36.0 n,m on a wheel rotating about a fixed axis. the applied force acts for...
- M Mathematics Hurry!!! At Smith’s bike rentals it cost $17 to rent a bike for three hours how many hours of bike does a customer get per dollar??...
- M Mathematics Felix and Jose go to lunch at Buffalo Wild Wings. Their meals total $28.00. Tax is 6%. a. What is the total cost of food and tip? b. Felix and Jose want to leave a 20%...
Ответ:
30 + 1x = 18 + 5x
- 1x -1x
30 = 18 + 4x
-18 -18
12 = 4x
12/4 = 4x/4
3= x
3 months.
Now to proove it add 3 months to Tom. 30 + 1 +1 + 1= 33
Now to Nita: 18 + 5 + 5 + 5= 33
Ответ:
g = 41⁄4
Step-by-step explanation:
4g + 13 = 54
=> 4g = 54 - 13
=> 4g = 41
=> g = 41⁄4
∴ g = 41⁄4