(25 POINTS) 10. Find the sum of the arithmetic sequence. 5, 7, 9, 11, ..., 23​

Answers

Answer 1

Answer:

Sum = 140

Step-by-step explanation:

We find all the terms, we know that every consecutive term, we add 2 until we reach 23:

Sum = 5 + 7 + 9 + 11 + 13 + 15 + 17 + 19 + 21 + 23

Sum = 140


Related Questions

if quick will mark brainliest

Answers

Answer:

17.5, I believe.

Hope that helps!

Step-by-step explanation:

Answer:0

Step-by-step explanation:

Sheila simplified an expression using the following steps. Which property justifies Step 3? Step 1: 5x + 4(3 + 2x) Step 2: 5x + 12 + 8x Step 3: 5x + 8x + 12 Step 4: 13x + 12 O A. Identity Property O B. Associative Property O C. Distributive Property D. Commutative Property​

Answers

Answer:

distributive property

Step-by-step explanation:

have a great day

Answer:

: 5x + 4(3 + 2x)

: 5x + 12 + 8x

: 5x + 8x + 12

: 13x + 12 Distributive Property

A certain radioactive isotope is a byproduct of some nuclear reactors. Due to an explosion, a nuclear reactor experiences a massive leak of this radioactive isotope. Fortunately, the isotope has a very short half life of 9 days. Estimate the percentage of the original amount of the isotope released by the explosion that remains 8 days after the explosion​

Answers

Answer:

jsuw

Step-by-step explanation:

bauxiiqodoysyvw. a dejavu losentino verete la müa

What is the expression that means the same as 7 less than the square of a number? A. 7-2x B. 7-2× C. 7-x2 D. x2-7 ​

Answers

answer d is correct!!!!!

Answer:

D

Step-by-step explanation:

7 less than the square of the number means a number squared subtracted by 7, which would be D.

You have 5/8 of a large bottle of shampoo. You pour 3/10 of the shampoo into a smaller bottle. How much of the entire large bottle do you pour into the smaller bottle

Answers

Answer:

13/40

Step-by-step explanation:

Answer:

Step-by-step explanation:

if you have 5/8 of a large bottle of shampoo,

(5/8)*(3/10)=15/80=3/16

Maria claims that ABE ~ ACD. Select two of the transformations or series of transformations that supports Maria's claim and maps ABE to ACD

Answers

Answer:

All the answers that has the dilation of 3, except the last one.

si yo tengo 2 Manzanas y muerdo una cuantas manzanas me quedan​

Answers

Answer:

te quedan una manzana porque muerdises una manzana

im falling asleep at the kitchen table bc i have not slept in 3 days and i cant go to bed until its 8 or 9 and its 5:56pm ughhh

Answers

Answer:

I hope u can sleep more

Step-by-step explanation:

Answer:

ohhhhhhh

Step-by-step explanation:

yea that sucks but why can't you go to bed until 8-9?????

which statement correctly descibes what happens to the shape and location of the graph of y=2x^2 if it is regraphed as y=-1/2x^2

HELPPPPPPP

Answers

Answer:

I got the same question rn

Step-by-step explanation:

What did you end up with for the answer?

The sum of the opposite of a number and six is less than or equal to five.​

Answers

Answer:

-x+6< 5

there is a line under the less than symbol

Step-by-step explanation:

The mathematical expression is;

⇒ - x + 6 ≤ 5

What is Inequality?

A relation by which we can compare two or more mathematical expression is called an inequality.

Given that;

The algebraic expression is,

''The sum of the opposite of a number and six is less than or equal to

five.​''

Now,

Let a number = x

The, The opposite of a number = - x

So, We can formulate;

⇒ - x + 6 ≤ 5

Thus, The mathematical expression is;

⇒ - x + 6 ≤ 5

Learn more about the inequality visit:

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when a two digit number is multiplied by its unit digits, the product is 336. When the digits are reversed and the new number is multiplied by its new unit digits, the product is 325.If the sum of the digits is 11, find the original two digit number​

Answers

9514 1404 393

Answer:

  56

Step-by-step explanation:

In the base-10 number system, the only two digits that have themselves as the least significant digit of their square are 5 and 6.* If multiplying a 2-digit number by the ones digit gives a ones-digit of 6, then the ones digit must be 6.

Similarly, if the ones digit of the product is 5, the ones digit of the number must be 5.

So, the ones digit of the original number is 6, and the ones digit of the reversed 2-digit number is 5. The original number is 56.

__

Check

  56 × 6 = 336

  65 × 5 = 325

  5 + 6 = 11

_____

* Additional comment

These digits are called "automorphs." Automorphs ending in 5 or 6 can be extended to any number of digits. For example, the 3-digit automorph ending in 6 is 376. 376² = 141376. Similarly, the 3-digit automorph ending in 5 is 625. 625² = 390625

Help me with my math

Answers

Answer:

The first one is correct

Step-by-step explanation:

-3<1-1 - 3<0 correct

-3>1 it is not correct

3 1/8 - 7/12 estimate the difference by rounding each fraction or mixed number to the nearest half or whole.

Answers

Answer:

2

Step-by-step explanation:

3-1=2...since the nearest whole number for the first is 3 and that of the next is 1 since it is more than a half

Answer:

2

Step-by-step explanation:

2 its becuse i muitlplyed to get the anserw and subtraction

The probability that the cause of a malfunction is due to a faulty car battery is 0.317 (31.7%). Consider the claim that using petroleum jelly to clean terminals decreases the likelihood of developing a faulty car battery, so that the probability is <0.317 (31.7%). The null and alternative hypotheses are shown. 0:1:=0.317<0.317 At a significance level of =0.05 , if the proportion of people who use petroleum jelly to clean terminals and develop a faulty car battery is 31.2% or less, the power to reject the null hypothesis is 0.06. Determine the probability of making a type I and type II error for this hypothesis test. ADAC Breakdown Statistics 2013 - How reliable are our cars?, 2013. Car-Addicts.com. http://www.car-addicts.com/consumer-reports/car-service/most-reliable-cars-breakdown-statistics-2013 (accessed Dec 15, 2015). = =

Answers

Answer:

woah

Step-by-step explanation:

In a chemistry experiment, the temperature of a gas, in degrees Celsius, followed this pattern. Which of these expressions describes the pattern?

Answers

Answer:

Pretty sure its B.

Step-by-step explanation:

i feel like its B because the temperature, (t), subtracts 15 every second.

. Which is bigger 35% of £260 or 45% of £220?*​

Answers

45% of £220 because it may be a lower number but the percent is a lot higher

(10x 18) + (10xs) = how to solve

Answers

Answer:

i dont know dude

Step-by-step explanation:

Solve the equation for 1/3 + a = 5/4

Answers

a = 1/3 * 5/4

a = 5/16

Find the area of the area of the following figure please answer I’ll make Brainly

Answers

Answer: 91

Step-by-step explanation:

91
You take the width and length of the triangle, multiply them together, then divide by two. There’s you’re area for the triangle. Then you add that to the area of the rectangle, and you have your answer

Is 13/6 rational or irrational ?

Answers

Answer:

Rational is the answer

hope this helps

have a good day :)

Step-by-step explanation:

If it's written as a fraction it's rational


. 3 Przeczytaj zadanie.
po podwórku biegają króliki i paw. Zwierzęta mają razem 18 nóg. Ile jest
królików?
Wykonaj kolejne polecenia.
Przyjmij jako niewiadomą liczbę królików.
Zapisz w postaci wyrażenia algebraicznego (czyli używając niewiadomej),
ile nóg mają wszystkie króliki razem.
Zapisz w postaci wyrażenia algebraicznego, ile nóg mają zwierzęta na
podwórku.
. Ułóż równanie i je rozwiąż.
. Zrób sprawdzenie (sprawdź, czy odpowiedź zgadza się z informacjami
podanymi w zadaniu).
Zapisz odpowiedź.



Na godzinę 9:48 ma być bardzo proszę daje naj ​

Answers

Answer:

hindi ko ma intindihan jknjjj

find the component equation of the plane which is normal to the vector -2i+5j+k and which contains the point (-10;7;5).​

Answers

Given:

A plane is normal to the vector = -2i+5j+k

It contains the point (-10,7,5).​

To find:

The component equation of the plane.

Solution:

The equation of plane is

[tex]a(x-x_0)+b(y-y_0)+c(z-z_0)=0[/tex]

Where, [tex](x_0,y_0,z_0)[/tex] is the point on the plane and [tex]\left< a,b,c\right>[/tex] is normal vector.

Normal vector is -2i+5j+k and plane passes through (-10,7,5). So, the equation of the plane is

[tex]-2(x-(-10))+5(y-7)+1(z-5)=0[/tex]

[tex]-2(x+10)+5y-35+z-5=0[/tex]

[tex]-2x-20+5y-35+z-5=0[/tex]

[tex]-2x+5y+z-60=0[/tex]

[tex]-2x+5y+z=60[/tex]

Therefore, the equation of the plane is [tex]-2x+5y+z=60[/tex].

How many numbers between 75 and 500 are divisible by 7​

Answers

9514 1404 393

Answer:

  61

Step-by-step explanation:

75 = 10×7 +5

500 = 71×7 +3

All the multiples of 7 between the 10th and the 71st (including the 71st, but not the 10th) are numbers in the range that are divisible by 7.

61 numbers in the interval [75, 500] are divisible by 7.

27 - [ 38 - { 46 - ( 15 - 25) }]​

Answers

Answer:

45

Step-by-step explanation:

Answer:

35

Step-by-step explanation:

27-[ 38-(46-(15-15))]

=27-38-46-0]

=27-(-8)

=27+8

+35

5. One side of a triangle has length 12.
2. How long is the segment that joins the midpoints of the other two sides?
b. How long would the segment joining the midpoints be if the side of the
triangle had length 10? Length 18? Length 19?

Answers

i’m just doing these for points i’m so sorry hopefully someone can give you the answer

Mira's six test scores are given. What is the
positive difference between the mean of the
scores and the median of the scores?
86, 72, 92, 62, 99, 93

Answers

Answer:

First, we need to find the mean and median of the scores.

Mean:

86+72+92+62+99+93=504

There are 6 test scores, so:

504 ÷ 6 = 84

Median:

62, 72, 86, 92, 93, 99

86 + 92 = 172

172 ÷ 2 = 86

The answer would be:

Mean: 84

Median: 86

84 is the mean and 86 is the median

y + 1 = -4(x + 1)
Graph the equation

Answers

Answer:

-4x-5

Step-by-step explanation:

sorry I can't get the graph

Answer:

Step-by-step explanation:

y = -4x-5

PLEASE HELP!!!!

angle A is complementary to angle B . The measure of angle A is(2x+5)^ The measure of angle B is twice the measure of angle A . Part A Write an equation that can be used to determine the value of . Enter the correct answer in the box

Answers

Answer:

angle A =90- angle B

angle A=(2x+5)

angle B =2x(let the angle A be x)

(2x+5)=90-2x

2x+5=90-2x

4x+5=90

4x=90-5

4x=85

x=85/4=21.25

angle A=2(21.25)+5=42.5+5=47.5

angle B =2(21.25)=42.5

There are 60 colas and 30 lemon-lime sodas in the cooler. What is the ratio of colas to lemon-lime sodas?

Answers

Answer:

2:1

Step-by-step explanation:

60:30 = 2:1

Answer:

the answer is 2 : 1

Step-by-step explanation:

good luck!

Six friends are sharing 8 cups of lemonade. If they share the lemonade equally, how many cups will each friend get? simplify your answer to a mixed number

Answers

Answer:

Step-by-step explanation:

Divide the 8 cups between 6 people: 8/6 = 1.333

As a mixed fraction, that is 1(1/3)

As an improper fraction (that you didn't ask for but whatever), it's 4/3

Each friend gets [tex]1\frac{1}{3}[/tex] cups of lemonade.

What is Division?

A division is a process of splitting a specific amount into equal parts.

Given that Six friends are sharing 8 cups of lemonade.

The friends share 8 cups lemonade equally.

We need to find the number of cup each friend will get.

To find this we have to divide eight by six.

In this questions we are splitting 8 cups among 6 friends.

Divide 8 by 6

8/6

Now divide numerator and denominator by 2

4/3

Now let us convert this to mixed fraction

[tex]1\frac{1}{3}[/tex]

Hence, each friend gets [tex]1\frac{1}{3}[/tex] cups of lemonade.

To learn more on Division click:

https://brainly.com/question/21416852

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