![ilvvsShatalov3984](/avatars/49412.jpg)
ilvvsShatalov3984
17.07.2019 •
Mathematics
What is the sum of all positive integers that are multiples of 7 from 200 to 400?
Solved
Show answers
More tips
- H Health and Medicine How to Help Men Gain Weight?...
- A Auto and Moto Discovering the Leader: What is the Most Expensive Car in the World?...
- H Health and Medicine Hangover: How to Get Rid of It Quickly?...
- S Style and Beauty How to Choose the Right Fur Coat and Avoid Regrets?...
- C Computers and Internet How to Create a Folder on Your iPhone?...
- G Goods and services How to sew a ribbon: Tips for beginners...
- F Food and Cooking How to Make Mayonnaise at Home? Secrets of Homemade Mayonnaise...
- C Computers and Internet Which Phone is Best for Internet Surfing?...
- F Food and Cooking Everything You Need to Know About Pasta...
- C Computers and Internet How to Choose a Monitor?...
Answers on questions: Mathematics
- M Mathematics Mario collected data from his classmates on their favorite subject among math, science, english and history. the data is displayed in the table. is it likely that a student...
- M Mathematics What is 100 div 2 div 10 The answer you get is the number of points your getting...
- H History This quote shows all of the following except how Jim Crow laws were enforced through scare tactics and bullying. how white supremacist groups such as the Ku Klux Klan used...
- M Mathematics Write the equation in function form then graph it 5x-2y=6 thx to the ppl who...
- M Mathematics Who else is in flvs, what classes do you have?...
- H History What is true president eisenhower apex...
Ответ:
= 7(29 + 30 + 31 + ... + 56 + 57)
= 7(1 + 28 + 2 + 28 + 3 + 28 + ... + 28 + 28 + 29 + 28)
= 7(1 + 2 + 3 + ... + 28 + 29 + 28 * 29)
= 7(1 + 2 + 3 + ... + 28 + 29 + 812)
= 7 * 812 + 7 * (1 + 2 + ... + 28 + 29)
= 5684 + 7 * (29 * 30)/2
= 5684 + 3045
= 8729
Ответ:
google
Step-by-step explanation: