Describe the steps you would use to solve the equation 5( 2a - 3 ) = 20 + a.
PLEEEEASE HELP ME AND ILL MARK YOU BRAINLIEST

Answers

Answer 1

Answer:

Distribute the 5 to get 10a-15=20+a and solve


Related Questions

Solve four sixths plus one third

Answers

Answer:

1

Step-by-step explanation:

1 is the solution of  four sixths plus one third

What is Number system?

A number system is defined as a system of writing to express numbers.

We need to solve for four sixths plus one third

four sixths is nothing four by six

4/6

One third is 1/3

Four sixths plus one third

4/6+1/3

LCM of 6 and 3 is 6

4+2/6

6/6=1

Hence, 1 is the solution of  four sixths plus one third

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a water park is designing an incline for guests to boogie board on as shown below
PLEASE HELP

Answers

the answer would be ≈43.7

please
help i’ve been stuck on
this all day

Answers

Answer:

CPB

Step-by-step explanation:

acute is less than 90 degrees and right is 90 degrees and obtuse is over 90 degrees

Answer: The answer is CPB

Use two formulas for volume to find the volume of the figure. Express the answer in terms of x and then round to nearest whole number.

Answers

Answer:

Volume of the figure = 341.3π + 1,280π = 1,621.33π

Volume of the figure to the nearest whole number = 1,621π m³

Step-by-step explanation:

The figure shown is composed of a hemisphere and a cylinder.

The volume of the figure = volume of hemisphere + volume of cylinder

Volume of the hemisphere = ⅔πr³

Radius (r) of hemisphere = 16/2 = 8 m

Volume of hemisphere = ⅔*π*8³ = ⅔*π*512 = 341.33π m³

Volume of Cylinder = πr²h

radius (r) = 16/2 = 8 m

height (h) = 20 m

Volume of cylinder = π*8²*20 = 1,280π m³

Volume of the figure = 341.3π + 1,280π = 1,621.33π

Volume of the figure to the nearest whole number = 1,621π m³

There are 720 dishes that need to be rinsed. Brian can rinse them in 72 minutes by himself. It will take his friend Boris 144 minutes to rinse these dishes. How
long will it take them itthey rinse these 720 dishes together?
minutes

Answers

Answer:

It will take both of them 48 minutes to rinse all the dishes.

Step-by-step explanation:

Brian can do 720/72 = 10 dishes per minute.

Boris can do 720/144 = 5 dishes per minute

Together, they do 15 dishes per minute

720/15 = 48 minutes

Problems 4 (a and b), 6 (a,b, and c), 7 (a,b, and c), 8, and 9 (a,b, and c) Thank you so much!
For real help on this, people will receive more points to prevent point stealing.

Answers

Answer:

no problem glad to help

kelly flies a distance of 2,100 miles. The trip takes 4 2/3 hours.

What is the airplane's unit rate of speed in miles per hour?

Answers

Answer:

450 miles per hour

Step-by-step explanation:

Kelly flies at a distance of 2,100 miles

The time taken for the trip is 4 2/3 hours

Therefore the rate of speed can be calculated as follows

= 2,100 ÷ 4 2/3

= 2,100 ÷ 14/3

= 2100 × 3/14

= 150 × 3

= 450 miles per hour

Answer:

450

Step-by-step explanation:

The employee e-mail accounts in one company are using a mean of 1.071.071, point, 07 gigabytes of memory with a standard deviation of 0.210.210, point, 21 gigabytes.

Answers

Answer:

Mean: 1096 megabytes

Standard deviation: 215 megabytes

Step-by-step explanation:

I got the answer on Khan Academy

Which of the following correctly represents the given data in the problem?
a = 24, g = 48, h = 22, i = 80
a = 22, c = 80, d = 24, i = 48
a = 24, b = 48, c = 22, i = 48
a = 24, c = 48, e = 22, i = 80

Answers

Answer:

D

Step-by-step explanation:

100% true

Answer:

It is D

Step-by-step explanation:

Write an expression in simplest form that represents the area of the banner

Answers

Answer:

Can I have a picture so I can give you one

Step-by-step explanation:

thank you

28 is 7 times what number?
8 is 32 times what number?
4000 is 4 times what number?
Choose one part and explain how you know your answer is correct.

Answers

Answer:

1) 28 divided by 7 equals 4

2) 32 divided 8 equals 4

3) 4000 divided by 4 equals 1000

i hope these are right!

Answer:

4

1/4

1000

multiply it by the reciprocal of the 2nd number

Step-by-step explanation:


Is this rational or irrational I really need help ASAP! Will mark brainlist.

Answers

Answer:

Irrational number

Step-by-step explanation:

A irrational number is when the numbers cannot be written as a quotient of two integers.

True or False please ❗️

Answers

Answer:

true

Step-by-step explanation:

Answer:

It might be a trick question but if not, it is false.

Step-by-step explanation:

If you look closely you can see that L' is 4 units above the x-axis and not 3.

PLSSS HELPPPPP MEEEE III WILLL GIVVVEEE BRAINLIESTTTT!!!!!!

Answers

Answer:

it should be 4.5

Step-by-step explanation:

ill give brainliest please help

Answers

do length times width and you’ll get the answer

What is an equation in point-slope form of the line that passes through (1, −6) and (4, 6)?

Answers

Answer:

y=4x-10

Step-by-step explanation:

Can someone help me find the area of the triangle

please!!!

Answers

Answer:

18

Step-by-step explanation:

7. What is the equation of the line that passes through (-1, -4) and (0,5)?
A.) y = 9x + 5 B.) y = 5x + 9 C.) y = -9x + 5 D.) y = -5x + 9 E.) none of these
1

Answers

Answer:

A)y=9x+5

Step-by-step explanation:

If x=-1, y=-4,

  y=9*-1+5=(-9)+5=-4

If x=0, y=5,

  y=9*0+5=5

Inquality x=3 is a solution or x=-2is a solution for 7(2 -x)>5

Answers

Answer:

5

Step-by-step explanation:

what is the rate and unit rate of 13 inches of snow in 7 hours

Answers

Answer:

1 6/7 inches of snow in 1 hour

Step-by-step explanation:

13 divided by 7 is 1 6/7

What is the slope of the line that passes through the points (−10,0) and (-13, 3)?

Answers

Answer:

-1

Step-by-step explanation:

To find slope

m=y2-y1

    --------

     x2-x1

m= 3-0

     -----

   -13-(-10)

m=  3

      ---

      -3

m=-1

PLEASE HELP ILY IF YOU DO

Answers

Answer:

who the holy christmas is ily

Step-by-step explanation:

maybe you call your dog that

wait do you have a dog?

anyways

thanks for the points

The modified expression x^3(2x+5)-4(2x+5) has two terms with a common factor of

Answers

Answer:

( 2 x +5)  ( x ^3 − 4 )

Step-by-step explanation:

I dont think this the answer your looking for, however, if you work backwards from here by expanding, you might get what you want. :)

A random sample of 5 homes in Newberry, Florida had a mean of $169,900 and a standard deviation of $21,756. Construct a 95% confidence interval for the average home of this size in Newberry.
A. (144885.25, 194914.75).
B. (150440.842, 189359.16).
C. (150830, 188969.98).
D. (142886, 196914).

Answers

Answer:

D. (142886, 196914).

Step-by-step explanation:

To solve for this question, we would use t score instead of z score. The reason is because, our sample size is small.

The formula for Confidence Interval =

C.I = Mean ± t score × standard deviation/√n

n = 5 samples

Degrees of freedom = n - 1 = 5 - 1 = 4

The t score for a 95% confidence interval with degrees of freedom 5 is : 2.776

Hence,

Confidence Interval =

169,900 ± 2.776 × 21,756/√5

169,900 ± 2.776 × 9.7295789837

169, 900 ± 27009.311259

Confidence Interval

169,900 - 27009

= 142886

169, 900 + 27009.311259

= 196914

Hence, the confidence interval = (142886, 196914)

Option D is the correct answer

Using the t-distribution, it is found that the 95% confidence interval for the average price of a home of this size in Newberry is of (142886, 196914), given by option D.

In this problem, we have the standard deviation for the sample, thus, the t-distribution is used to solve this question.

The sample mean is [tex]\overline{x} = 169900[/tex].The sample standard deviation is [tex]s = 21756[/tex].The sample size is [tex]n = 5[/tex]

First, we find the number of degrees of freedom, which is the sample size subtracted by 1, so df = 5 - 1 = 4.

Then, we find the critical value for the 95% confidence interval with 4 df, which looking at the t-table or using a calculator is given by t = 2.7765.

The margin of error is:

[tex]M = t\frac{s}{\sqrt{n}}[/tex]

In this case:

[tex]M = 2.7765\frac{21756}{\sqrt{5}} = 27014[/tex]

The confidence interval is:

[tex]\overline{x} \pm M[/tex]

Then

[tex]\overline{x} - M = 169900 - 27014 = 142,886[/tex].

[tex]\overline{x} + M = 169900 + 27014 = 196,914[/tex].

Thus, the correct option is D. (142886, 196914).

A similar problem is given at https://brainly.com/question/15180581

cómo se escribe un milenio en números romanos

Answers

Answer:

m

Step-by-step explanation:

lo busque aqui y es lo que aparecio

Quien me ayuda por favor dime gracias

Answers

que esta? i don’t see anything sorry this is confusing

What is the common difference in the following arithmetic sequence? 7, 3, –1, –5, .... –3 –4 4 12

Answers

Answer:

ik its late the answer is b

Step-by-step explanation:

just took test

The common difference in the following arithmetic sequence is B)-4.

What is the common difference in the arithmetic sequence?

The commonplace difference is the value between every successive quantity in an arithmetic series. Consequently, the formula to discover the not unusual distinction of a mathematics collection is: d = a(n) - a(n - 1), in which a(n) is the nth time period in the series, and a(n - 1) is the previous term (or (n - 1)th term) in the series.

That is a mathematics sequence since there is a common difference between every time period. In this case, adding −four to the preceding time period in the collection gives the following time period. In different words, an=a1+d(n−1) a n = a 1 + d ( n - 1 ) .

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Add preposition ...The plane landed ____the ranway.

Answers

Answer:

On

The plane landed ON the runway.

Step-by-step explanation:

A preposition is a word that shows the relationship of a noun or pronoun with another word.

For example, in this sentence the noun is plane and we need to connect it with runway.

And on is the answer that makes the most sense.

What is a ratio equivalent to 3:4 ? 3/4 2/3 4/3

Answers

3/4 is the answer for your question

Answer:

3/4

Step-by-step explanation:

the ratio is kinda like fractions

here are more:

3:5 - 3/5

4:9 - 4/9

Yoooo who’s smart I need help in this ASAP

Answers

3^3 That Check Mark 1/3 Was The Answer I Got , Sorry Of It’s Wrong

Answer:

3[tex]\sqrt[9]{Z}[/tex]²

Step-by-step explanation:

Expression -

(27[tex]\sqrt[3]{Z}[/tex]²) ^1/3

Transform the expression -

³[tex]\sqrt[3]{27}[/tex][tex]\sqrt[3]{Z}[/tex]²

Simplify - //Note: ignore the ' * '//

3[tex]\sqrt[3]{*}[/tex][tex]\sqrt[3]{z}[/tex]²

Simplify (Again) -

3[tex]\sqrt[9]{Z}[/tex]²

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