1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
lukranit [14]
2 years ago
13

What can I learn in finding the sum of consecutive numbers?

Mathematics
1 answer:
Helga [31]2 years ago
8 0

Answer:

By using Carl Gauss's clever formula, (n / 2)(first number + last number) = sum, where n is the number of integers, we learned how to add consecutive numbers quickly. We now know that the sum of the pairs in consecutive numbers starting with the first and last numbers is equal.

You might be interested in
At a competition with 6 runners, 2 medals are awarded for first and second
insens350 [35]

Answer:

30 ways

Step-by-step explanation:

The first medal can be awarded in 6 different ways since any of the runners could have it. Once the first medal is awarded, the second medal can only be given to any of the 5 runners available.

So there are 6x5=30 different ways to award the medals

3 0
3 years ago
7(z+2)-3z=44 quiero que me ayuden a resolver este problema por favor
slega [8]
No hablo expanol

7(z+2)-3z=44
7z+14-3z=44
7z-3z+14=44
4z+14=44
-14        -14
4z+14-14=44-14
4z+0=30
4z=30
1/4  1/4
(4z)/4=30/4
(4/4)z=15/2
1z=15/2
z=15/2



z=15/2
5 0
3 years ago
The average price of a movie ticket in the United States from 1980 to 2000 can be modeled by the expression, 2.75+0.10x, where x
MissTica

Answer:

<h2>$4.7</h2>

Step-by-step explanation:

step one:

Let the cost be y

to solve for the cost of  a movie ticket, we need to solve the expression

y=2.75+0.10x

step two:

given that x is the number of years between 1980-2000

the number of years is 20years

put x= 20 in the expression for the cost we have

y=2.75+0.10(20)

y=2.7+2

y=$4.7

5 0
3 years ago
Dec 18, 11:45:23 AM
cestrela7 [59]

Answer: 68*

Step-by-step explanation: In pic

7 0
2 years ago
If the cost of a dozen eggs rises from .99 to 1.34 what is the percent of the increase
Amiraneli [1.4K]
To find the percent of increase get the difference between the prices and then divided by the oringinal price and then time that by 100

increase = \frac{1.34 - .99}{.99} \times 100
8 0
3 years ago
Other questions:
  • Sarah is buying a bag of mixed candy from the store. The bag contains 90 pieces of candy
    9·1 answer
  • What's The slope intercept form of: x - y = 7
    12·1 answer
  • Can y’all help me ??
    11·2 answers
  • A rectangle has a length 3x-1 and a width 2x. What is the perimeterof the rectangle
    11·2 answers
  • The difference of 7y+1 and 4y−12 is subtracted from 10.
    15·1 answer
  • Ssjsksks ssjksks ensksss skskskskswjwiwwnw wne
    15·2 answers
  • Please help will give brainliest to right answer
    6·1 answer
  • What is the percentage of data between 90 and 140?
    8·1 answer
  • 27 exponent x divided by 3 is equal to one divided by 81.​
    14·2 answers
  • Dave has $3000 more in a passbook account than in a money market.
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!