The 8th term of an arithmetic series is 5 and the sum of the first 16 terms is 84.  Calculate the sum of the first 10 terms.

Answers

Answer 1

Answer:

huh?

Step-by-step explanation:


Related Questions

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PLSSS HELPPPP I WILLL GIVE YOU BRAINLIEST!!!!!! I DONT KNOW HOW TO GRAPH SO CAN YOU SHOW ME HOW TO DO IT PLSSS HELPPPP I WILLL GIVE YOU BRAINLIEST!!!!!! PLSSS HELPPPP I WILLL GIVE YOU BRAINLIEST!!!!!! PLS DRAW IT

Is there a solution YES OR NO?!

Answers

Answer:

There u go.

Step-by-step explanation:

Mishka is on a long road trip, and she averages 75 mph for 3 hours while she's driving on the highway. While she's driving on
side roads for 1 hour, she only averages 35 mph. What is the total distance that she covers on her road trip?
A.110 miles
B. 260 miles
c. 80 miles
D. 330 miles

Answers

Answer:

B.260 miles

Step-by-step explanation:

because 75 x 3 = 225 and 225 + 35 is 260.

the 75 x 3 is from her driving on the highway for 3 hours and 225 + 35 is from the answer to the other question plus the side roads for an hour = 260.

the answer is b
hope that help u

Gabby earned $70 selling 10 bracelets. How many bracelets does she need to sell to earn $210?

Answers

Answer:

30 bracelets

Step-by-step explanation:

$70 - 10 bracelets

$7 - 1 bracelet

Times 30

$210 -30 bracelets

Please give me the correct answer ​

Answers

Answer:

11 units

Step-by-step explanation:

Not sure if you still need it but I hope this helps :)

Marcus looked out in the audience and saw 40% of the chairs were filled. There were 42 people sitting in the chairs. Enter the total number of chairs in the audience.

Answers

Answer:

I say it is 16.8

Step-by-step explanation:

40 x 42

100

= 16.8

The total number of chairs in the audience is 105.

What is the percentage?

A percentage is a value per hundredth. Percentages can be converted into decimals and fractions by dividing the percentage value by a hundred.

Given, Marcus looked out into the audience and saw 40% of the chairs were filled and 42 people are sitting in the chairs.

Let, 'x' be the total number of chairs.

Therefore, 40% of 'x' is 42 which can be numerically expressed as,

(40/100)×x = 42.

0.4x = 42.

x = 42/0.4.

x = 105.

So, The total number of chairs in the audience is 105.

learn more about percentages here :

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Need help on this please help

Answers

3, 4, 5 is the answer.
Use the pythagorean theorem, a^2 + b^2 = c^2.
3^2 + 4^2 = 5^2
9 + 16 = 25
25 = 25

Mrs. Carter needs 1/2 meter of cloth to make a pillowcase. How many pillowcases can she make with 5 meters of cloth?​

Answers

Answer:

10 pillowcases

Step-by-step explanation:

Find the solution(s) to the system of equations. Select all that apply.
15 y=x-2x-3
y=x-3
A. (0, -3)
B. (0,3)
C. (1,-4)
D. (3,0)​

Answers

Answer:

The points (3, 0) and (0, -3) would be the two solutions.

Hence, options A and D are correct.

Step-by-step explanation:

We know that when the system of equations meets at a point on a coordinate plane, that point or points will be the required set of solutions.

The point where the system of equations meets is called the point of intersection.

If we closely observe, the graph indicates that the graph of two equations meets at the following two points:

at x = 3 and y = 0at x = 0, y = -3

Therefore, the points (3, 0) and (0, -3) would be the two solutions.

Hence, options A and D are correct.

HELP WORTH 50 POINTS AND ILL GIVE U BRAINLEST IF ITS RIGHT

Evaluate. Express your answer in scientific notation.
7.2 x 10^-6 + 6.3 x 10^-6

Answers

Answer:

[tex]1.35*10^{-5}[/tex]

You can simply convert them to their decimal form, then add and then make it scientific notation after you're done.

Hope this helps!

Please help me with this plssss

Answers

Last option..................

Answer:

See below.

Step-by-step explanation:

The ones that work are:

3(1/8y + 2)3/8y + 61/8(3y + 48)

anyone know how I can solve this ? x = -2y - 1 ​

Answers

Step-by-step explanation:

put into y=mx+b form

2y=-x-1

devive both sides my 2

y = - x/2 - 1/2

The slope of y= 1/2x-7 is___

Answers

Answer:

A. Always positive

Step-by-step explanation:

Answer:

The slope of y= 1/2x-7 is always positive.

Step-by-step explanation:

[tex]y = mx + c \\ y = \frac{1}{2} x - 7 \\ \boxed{slope = \frac{1}{2}} \: which \: is \:always \: positive.[/tex]

helpp ill mark u as brain list​

Answers

Water and honey the yellow one
Honey and vegetable oil as the most dense goes to the bottom and the least floats to the top.

4/5(1/4c-5) rewrite the expression using like terma

Answers

Answer:

c/5 -4 tep-by-step explanation: I think this  is the answer


What is the growth for the function: f(x) = 800(0.85)*?

Answers

Answer:

85%, which would equal 1480

Pythagorean theorem to find the side of 16 20

Answers

Answer: 12

Step-by-step explanation:

Although you have not included which value is the hypotenuse or if they are legs, I will assume the hypotenuse is 20, due to the triangle appearing to be a multiple of the standard 3-4-5 triangle.

The pythagorean theorem is a^2+b^2=c^2, where a and b are the legs and c is the hypotenuse.  Thus, plug in the values to get:

[tex]16^2+b^2=20^2[/tex]

[tex]256+b^2=400[/tex]

[tex]b^2=144[/tex]

[tex]b=12[/tex]

Which of the following has one solution? Select all that apply.
A) 10×+5=3(5×+7)
B) 5×-10=×+20
C) 2(6+×)=14+2×
D) 2(4+×)=8+2×​

Answers

Answer:

Step-by-step explanation:

(A). 10x + 5 = 3(5x + 7)

x  = - 16

(B). 5x - 10 = x + 20

x = 7.5

[tex]\sqrt[3]{8} =[/tex]

Answers

Answer:

2

Step-by-step explanation:

[tex] \sqrt[3]{8} \\ \\ = \sqrt[3]{ {2}^{3} } \\ \\ = 2[/tex]

help due in 3 minutes!!!

Answers

Answer:

Step-by-step explanation:

a) $2000(.035)(4) =$280

b) $2000 plus interest ($280) comes to $2280

Answer:

Step-by-step explanation:

Yooooooooo

Help this is so hard

Answers

Answer:

x = 45 ft

Step-by-step explanation:

[tex] x = \sqrt{ {36}^{2} + {27}^{2} } \\ = \sqrt{1296 + 729} \\ \sqrt{2025 } \\ = 45[/tex]

PLS HELP ASAP!!! 70 POINT QUESTION NO SCAM

WHAT IS THE MISSING NUMBER TO THE SUBTRACTION

Answers

Answer: 0.985

Step-by-step explanation: The answer shown is accurate.

Answer:

1-0.985

Step-by-step explanation:

0.985+0.015=1. How I figured it out is 1-x=0.015, it must be 0.985. Hope it helps!

A survey asked 60 students if they play an instrument and if they are in band.

1. 35 students play an instrument.

2. 30 students are in band.

3. 30 students are not in band.

Which table shows these data correctly entered in a two-way frequency table?

Answers

Answer:

the answer is D

Step-by-step explanation:

A table is a type of visual data that summarizes results for a set of quantities. The correct table is D.

What is a two-way table?

A table is a type of visual data that summarizes results for a set of quantities. All information displayed in tables is divided into rows and columns. Typically, data from the top row is connected with numbers from a vertical column on the left.

A two-way table displays the frequencies or relative frequencies of two categorical variables. One category is represented by rows, while the other is represented by columns.

Given that a survey asked 60 students if they play an instrument and if they are in the band. Also, the statements are given that,

1. 35 students play an instrument.

2. 30 students are in the band.

3. 30 students are not in the band.

Therefore, the table shows these data correctly entered in a two-way frequency table is D.

This is because the table made in Option D fulfils all the statements that are given.

Hence, the correct table is D.

Learn more about Two-way table:

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-x - 163 = 12x + 84

Answers

Answer:

X = -19

Step-by-step explanation:

Add x to both sides to get rid of -x

-163 = 13x + 84

subtract 84 from both sides

-247 = 13x

divide by 13

x = -19

X= - 19 always look for that variable

nathan smiled at 50 people one day and recorded that 36 people smiled back at him.Based on his observations how many people should nathan expect to return a smile if he smiles at 650 people over a period of time

Answers

Given :

Nathan smiled at 50 people one day and recorded that 36 people smiled back at him.

To Find :

How many people should Nathan expect to return a smile if he smiles at 650 people over a period of time.

Solution :

Ratio of people smiled by total number of people is :

[tex]R = \dfrac{36}{50}[/tex]

Now, it is given that we have to use the given conditions.

Therefore, ratio will be same :

[tex]\dfrac{s}{650}=\dfrac{36}{50}\\\\s = \dfrac{36}{50}\times 650\\\\s = 468[/tex]

Therefore, number of smiles Nathan expect to return is 468.

A tub of water is emptied at a rate of 3 gallons per minute. The equation y-12=-3(x-1) models the amount of water remaining, where x is time (in minutes) and y is the amount of water left (in gallons).Write the equation in slope-intercept form

Answers

Answer:

it is a

Step-by-step explanation:

i took the quiz

Answer:

The tub started with 15 gallons of water

Step-by-step explanation:

woof woof

HELP WILL MARK BRAINLIEST!!!

It is given that y varies inversely as x varies. If x = 8 and y=6, what is the value of y when x = 4?

Answers

Answer:

y = 12

Step-by-step explanation:

set up equation for 'y varies inversely with x':  y = k/x

where 'k' is the constant of variation

8 = k/6

therefore, k = 48

value of y when x = 4:  y = 48/4; therefore, y = 12

                     

Thevalue of y when x is 4 is 12

If y varies inversely as x, this is expressed as;

y  = k/xk is the variation constant

If x = 8 and y=6

k = xy

k = 8 * 6

k = 48

To get the value of y when x = 4

y = k/x

y = 48/4

y = 12

Hence the value of y when x is 4 is 12

Learn more on variation here:https://brainly.com/question/6499629

Which number is a solution to the quadratic equation below?

Answers

Answer:

12 is correct answer

Step-by-step explanation:

do factorisation

HELP MATH ASAP!!! MARKING BRAINLISETS

Answers

Answer:

y = -3x -16

Step-by-step explanation:

For problems like this, I like to start with a variation of the point-slope form of the equation of a line:

y = m(x -h) +k . . . . . for a line with slope m through point (h, k)

For your given values, this is ...

y = -3(x +3) -7

y = -3x -9 -7 . . . . eliminate parentheses; next, combine terms

y = -3x -16

Hope this helps! ;)

Answer:

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Step-by-step explanation:

Describe fully the single transformation which takes shape A to shape B

Answers

I thick is c because a and b don’t make sense hope it helps

Answer:

Reflect over the y axsis move down 1 unit

Step-by-step explanation:

What is the GCF of 2 and 12.

What is the GCF of 14 and 21.
I need this ASAP for a test I honestly just don't want to do all of this hahaha

Answers

Answer:

7

Step-by-step explanation:

14 2,7

21 3,7

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