Find the sum of the arithmetic sequence. 15,17,19,21,...,33

Answers

Answer 1

Answer:

as formula says:

sum =

in our case n = 10, a1 = 15 and An = 33 so the answer will be:

sum = 10 * (33 + 15)/2 = 10 * 48 / 2 = 10 * 24 = 240

Step-by-step explanation:


Related Questions

Taylor earns $5 each time she walks her neighbor's dog.she has already earned $25.write and solve an equation to find out how many more times taylor needs to walk the dog to earn enough to buy a bike that cost $83.

Answers

Answer:

Equation: $83=5w+25 and 12 walks more

Step-by-step explanation:

Here is an equation: $83=5w+25

The $83 on the left represents the $83 goal for the bike (or the total amount of money that Taylor needs)

The 5w represents that Taylor earns $5 per time she walks the dog, with the w being the number of walks.

The +25 shows that Taylor has already earned $25 from walking the dog. (Not sure if you need it, but the $25 took 5 dog walks –– 5•5=25)

To solve:

83 = 5w + 25 –– Subtract 25 from both sides to get the variable term alone

58 = 5w –– Divide both sides by 5 to get w alone

11.6 = w –– Round this up to 12 because you can't really do 3/5 of a walk (this means Taylor needs to walk the dog 12 more times to earn enough to buy the bike)

Check:

83=5w+25 –– Replace w with 12

83=5(12)+25 –– Multiply

83=60+25 –– Add

83=85 –– This shows she will have $2 left over

2x+y=3.4
8x+2y=11.6
what is the value of x?

Answers

Answer:

x = 2.2

Step-by-step explanation:

- 4 (2x + y = 3.4) + (8x + 2y = 11.6)

( - 8x - 4y = - 13.6) + (8x + 2y = 11.6)

- 2y = 2

y = - 1

2x + ( -1 ) = 3.4

2x = 4.4

x = 2.2

HELPPPPPPPPPPPPPPPPPPPPPPP

Answers

so ask your teacher, they always have the answer

please help me i dont understand

Answers

9514 1404 393

Answer:

  log(35)/log(7)

Step-by-step explanation:

The change of base formula is ...

  [tex]\log_b(a)=\dfrac{\log(a)}{\log(b)}[/tex]

You have b=7, a=35, so the rewrite is ...

  [tex]\log_7(35)=\boxed{\dfrac{\log(35)}{\log(7)}}[/tex]

PLZ HELP ME!!! ILL MARK BRAINLIEST!!!!!
Why is it important to understand how variables work, inequalities, and basic awareness of exponents before starting algebra?

Answers

Answer:

well algebra is basically about variables.

This is because you're assigning an equation or a number to a letter.

Exponents- that I don't really and inequalities

Find the equation of the line shown

Answers

Answer:

Step-by-step explanation:

Slope is obviously 1, and y-intercept is 1

y = x + 1

Sarah has two quarters in her pocket, one from Florida and one from Georgia. She
randomly pulls one quarter from her pocket, looks at it, and puts it back. Then she does this a second time. What is the probability that Sarah will select the Florida state quarter both times?
A. 1/4
B. 1/8
C. 3/4
D. 1/2

Answers

The answer is d because she only has two quarters

At the same time of day, a man who is 75 inches tall casts a 50-inch shadow and his son casts a 22-inch shadow. What is the son's height?

Answers

Answer: i think its 55 but im not sure

Answer:

33 inches tall (see below)

Step-by-step explanation:

You can make a ratio to simplify the situation:

  75 in. tall                 x in. tall

----------------------  =  ---------------------

50 in. shadow       22 in. shadow

Cross multiply:

75 (22) = 50 (x)

1650 = 50x

33 = x

x = 33 in. tall

the diameter of a billboard ball is approximately 6 cm. what is the volume? round your answer to the nearest whole number.

Answers

Answer:

113 cm

Step-by-step explanation:

V=4/3pi(3)^3

WILL GIVE BRAINLISET!!! Drag and drop the answers into the boxes to identify the vertex and axis of symmetry of this function.

Answers

Answer:

2 -1 -2?..

Step-by-step explanation:

Answer:

The vertex is (0, -1)

The Axis of symmetry is x = 0

What is the polar form of Negative 3 + StartRoot 3 EndRoot i?

Answers

Answer:

D on edge

Step-by-step explanation:

Got it right on edge

The polar form of the given complex number is:

[tex]W = \sqrt{12}* e^{-i*0.52}[/tex]

How to get the polar form of the complex number?

Here we have:

W = -3 + √3i

To get the polar form we first need the module of W it is:

|W| = √( (-3)^2 + (√3)^2) = √12

And now we need to find the bearing, that is given by the Arctangent of the quotient between the imaginary part and the real part.

Arctan(√3/-3) = -0.52 rad

Then the polar form is:

[tex]W = |W|*e^{-i*0.52} = \sqrt{12}* e^{-i*0.52}[/tex]

If you want to learn more about complex numbers:

https://brainly.com/question/10662770

#SPJ2

Pleaaaaaaaaaaasssssssse

Answers

Answer:

x: 1

y: 20

x: 2

y: 17

x: 3

y: 14

x: 6

y: 5

Answer
X:y
I hope this helped

help please!!!!!!!!!!!!​

Answers

Step-by-step explanation:

[tex] \frac{8}{6} = \frac{x}{3} \\ x = \frac{3 \times 8}{6} = 4[/tex]

please help me this is important​

Answers

Step-by-step explanation:

the answer is:

180-48= 132°

Answer:

i hope this helps you :))

Step-by-step explanation:

132

Linear pairs always equal 180 degrees.

Therefore, Angle ABC + Angle CBD =180.

We already know Angle CBD is 48.

Therefore, Angle ABC + 48 =180

Subtraction Property of Equality:

Angle ABC = 180-48= 132 Degrees.

4р — 5 (p + 6) =

I need help solving this question

Answers

ANSWER
-p-30

STEP BY STEP:
-Distribute
-Combine like terms
-Simplify

Hope this helps :)

sooo the answer is: - p -30

4p - 5 (p + 6)

first we distribute:

4p + (-5)(p) +  (-5)(6)

4p + -5p + -30

combine like terms:

(4p + -5p) +( -30)

          -p  +  -30

        =  -p -30

Help me with that please, please I really need help

Answers

not sure.................

18) 5x + 4y= -30
3x-9y= -18

Answers

1) If it is a function it equals x=6
2) If this one is also a function it would be x= -6

Please give a little more information so I can help you more!!!

PLEASE HURRY I WILL GIVE THE BRAINLYEST TO THE PERSON WHO GETS THIS CORRECTLY
What are the integer solutions to the inequality below?

Answers

Answer:

3 ≤11 ≤ 11

Step-by-step explanation:

3x-4 = 2x +1

3x-5 = 2x

x-5 = 0

x= 5

3 ≤11 ≤ 11

35 + z =500 help me

Answers

Answer:

465

Step-by-step:

500-35=465

465

You get this by taking 500 and subtracting 35. Then to check you add your answer to 35 and see if it adds up which it does

Jamie took 12 hours to read a 360 page book. How many pages does Jamie read per hour?

Answers

Answer:The required time taken by her to read a 400 page book is 13 hours and 20 minutes.

Step-by-step explanation:Given that Lauren took 12 hours to read a 360 page book.

We are to find the time taken by her to read 400 page book at the same rate.

We will be using the UNITARY method to solve the problem.

We have

Time taken by Lauren to read 360 page book = 12 hours.

So, the time taken by Lauren to read 1 page book will be

Therefore, the time taken by Lauren to read a 400 page book is given by

Thus, the required time taken by her to read a 400 page book is 13 hours and 20 minutes.

ASAP
What is net plz help due today

Answers

Answer: .NET Framework is a software framework developed by Microsoft that runs primarily on Microsoft Windows. It includes a large class library called Framework Class Library and provides language interoperability across several programming languages.

Answer:

Net is a two-dimensional pattern of a three-dimensional figure that can be folded to form the figure. In other words, net is a flattened three-dimensional figure which can be turned into the solid by folding it.

Step-by-step explanation:

like this image right here

Which of these was part of the home front? i will give you brainline if you solve it
a family farm
an army camp
a battlefield
a warship at sea

Answers

It’s either the family farm or the army camp, they are the only two at the “home front”. All the rest are just off in different places

There are 9 teachers and 5 aides at the Hills Elementary School. What is the ratio of teachers to all adults?​

Answers

Answer:

C. [tex]\frac{9}{14}[/tex] , 9:14 , or 9 to 14

Step-by-step explanation:

With there being 9 teachers and 5 aides, the total number of adults is 14, leaving a fraction of [tex]\frac{9}{14}[/tex] , 9 teachers and 14 adults. Checking to simplify, there are no shared values by 9 and 14, so it is in it's simplest form.

is 64ft close to 100.48ft or 401.92ft or 200.96ft or 3,215.36ft

Answers

64ft is closer to 100.48ft (because there is a shorter distance between them on a number line).

Is 2.14 a rational number

Answers

Answer: yes because you can put it as a fraction like 214/100 or more simplified if you needs or wanted to.

Step-by-step explanation:

Can someone please help and make sure the answer is right please and thank you :)

Answers

Answer:

x= 8

Step-by-step explanation:

X=3
7x+4=9x-2
2x-2=4
+2. +2
2x=6
_. _
2. 2
x=3

Find the value of x, what makes r parallel to s

Answers

Answer:

a. x = 14 (see explanation)

b. the arrows along the lines

Step-by-step explanation:

The relationship of these two expressions is Same Side, which means their sum is 180.

plugging in

108 + 4x + 16 = 180 | Given

124 + 4x = 180 | Add the numbers

4x = 56 | Subtract 124 from both sides

x = 14 | Divide both sides by 4

What is the factored expression of 56n - 70?

Answers

Answer:

14(4n - 5)

Step-by-step explanation:

The GCF of 56 and 70 is 14

56/14 = 4

70/14 = 5

Place the GCF outside the parenthesis

14(

and keep the n on 56 and put it on 14, = 14n,

14(4n

then keep the subtraction sign and 5 and put it in the parenthesis

14(4n - 5)

i hope that maked sense and helped you! (and could i have brainliest if possible it would really help me!)

6. Find the sum or difference
1/3(9 - 6m) + 1/4 (12m-8)

Answers

Answer:

m+1

Step-by-step explanation:

1/3(9 - 6m) + 1/4 (12m-8)

Distribute

1/3 *9  - 1/3 *6m  + 1/4 * 12m - 1/4 *8

3 -2m + 3m -2

Combine like terms

-2m+3m +3-2

m+1

The height of an art is 7 feet, and Mike guessed that it was 6.33 feet. What as the percnet of his error?

Answers

Answer:

I believe it is 90.43% rounded to the nearest hundredth.

Step-by-step explanation:

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