please help need to solve this fastt

Please Help Need To Solve This Fastt

Answers

Answer 1

Answer:

1979

91%

Step-by-step explanation:

Given the relation :

P = (318t + 6792) / (1.19t + 107.36)

P = % of household with PC

t = years since 2000

1.) We need to find t, when P = 85%

P = 0.85

0.85 = (318t + 6792) / (1.19t + 107.36)

0.85(1.19t + 107.36) = (318t + 6792)

1.0115t + 91.256 = 318t + 6792

Collect like terms :

1.0115t - 318t = 6792 - 91.256

−316.9885t = 6700.744

t = 6700.744 / - 316.9885

t = - 21.138760

t = - 21 years

2000 - 21 years = 1979

Percentage who had computer in 2014

t = 2014 - 2000 = 14

P = (318(14) + 6792) / (1.19(14)+ 107.36)

P = (4452 + 6792) / (16.66 + 107.36)

P = 11244 / 124.02

P = 90.6627

P = approximately 91%


Related Questions

QUESTION 2
Find an equation of the line containing the given pair of points
(-4.0) and (-9, 3)
3 12
y = 3x-5
4 12
y = -3%-5
4. 12
- -
3 12
y=-3%-5
QUESTION 3

Answers

Is there more to the question

what is the answer for "?" please.​

Answers

Answer:

24 inches

Step-by-step explanation:

Answer:

7.5 or 7 1/2

Step-by-step explanation:

since in the original you divide by 4 and multiply by 5,

the same rule applies for the second.

6/4=1.5x5=7.5

A survey asked buyers whether color, size, or brand influence their choice of cell phone. The results are below. How many people were influenced by brand

Answers

Answer:

wheres the photo

Step-by-step explanation:

solve for x: 5x+9=39​

Answers

Answer:

5x+9=39

5x=39-5

5x÷5=30÷5

x=6

WILL MARL BRAINLIEST THIS IS PT.3!!

Answers

Answer:

See problem 1 below.

Step-by-step explanation:

Problem 1.

1. <A, <D

Given

2. <1, <3

Given

3. BC is congruent to BC

Congruence of segments is reflexive.

4. ABC, DBC

AAS

Help!!! what is the pattern and what is the next number 3,-9,27,-81,?

Answers

Answer:

243.

Step-by-step explanation:

they are multiplying by -3.

3x(-3)= -9

-9x(-3)= 27

27x(-3)= -81

so you would do -81x(-3) which equals 243.

what is the length of x of the side of the triangle below?

Answers

Answer:

9.1

Step-by-step explanation:

what is the length of x of the side of the triangle below?

7/3+7/2-5/4
please answer correct answer will get brainlist answer tag​

Answers

Answer is 55 over 12 or 55/12

Answer:

Step-by-step explanation:

Simplify the expression by distributing. 4(w+8)
a)4w + 8
b)12w
с)4w + 32
d)4(8 + W)

Answers

Answer:

Option C

4w + 4(8)

=4w + 32.

4(w+8)
4*w + 4*8
4w + 32

can someone help me really please

Answers

Answer:

26

Step-by-step explanation:

Let x represent the missing number

[tex] 8\frac{11}{15} = 7\frac{x}{15} [/tex]

Convert both fractions to improper fractions

[tex] \frac{131}{15} = \frac{105 + x}{15} [/tex]

Cross multiply

[tex] 15(105 + x) = 15(131) [/tex]

[tex] 1,575 + 15x = 1,965 [/tex]

Subtract both sides by 1,575

[tex] 15x = 1,965 - 1,575 [/tex]

[tex] 15x = 390 [/tex]

Divide both sides by 15

[tex] x = \frac{390}{15} [/tex]

x = 26

Draw the image of under the dilation with scale factor 5/3 and center of dilation(2,-2) . Label the image .

Answers

9514 1404 393

Answer:

  see attached

Step-by-step explanation:

The center of dilation is point S, so S' is at the same location. The other points move to 5/3 of their distance from S.

A rectangle is placed around a semi-circle. The width of the rectangle is 5cm. Find the area of the shaded region. use the value of 3.14 for pi

Answers

Answer:

i don't now to arrange thats

Solve for x if ab ≠ 2c

Answers

[tex]x = \frac{ac + b}{2c - ab} [/tex]

Refer to the attachment for step by step explaination.

Answer:

[tex]x=\frac{b+ax}{2c-ba}[/tex]

Step-by-step explanation:

When given the following expression, one is asked to solve for (x):

[tex]\frac{2x-a}{b}=\frac{ax+1}{c}[/tex]

Use cross products to rid the variable in the denominator,

[tex]c(2x-a)=b(ax+1)[/tex]

Simplify, distribute, multiply every term in the parenthesis by the term outside of it,

[tex]2xc-ac=bax+b[/tex]

Inverse operations, collect all terms with variable (x) on one side of the equation:

[tex]2xc-ac = bax + b\\\\2xc - bax = b + ac[/tex]

Factor, remove a like term that exists in both of these expressions,

[tex]x(2c-ba)=b+ax[/tex]

Inverse operations,

[tex]x=\frac{b+ax}{2c-ba}[/tex]

HELP PLZ!! The price of a radio was discounted 20% on the first day of a sale. The sale
price was then discounted an additional 20% on the second day.
What percent is the combined discount?

Answers

Answer:

combined discount is 40%

Answer:

first day =64%

the second day = 36%

PLEASE HELP I WILL GIVE BRAINLIEST AND 50 POINTS!!!
Reese has a greenhouse and is growing daisies. The table shows the average number of sunflowers that bloomed over four months:


Month 1 2 3 4
Daisies 10 13.1 16.2 19.3


Did the number of daisies increase linearly or exponentially?
Linearly, because the table shows a constant percentage increase in daisies each month
Exponentially, because the table shows that the daisies increased by the same amount each month
Linearly, because the table shows that the daisies increased by the same amount each month
Exponentially, because the table shows a constant percentage increase in daisies each month

Answers

Answer:

linearly because the  table shows that the daisies increased by the same amount each month

Step-by-step explanation:

Answer:

Linearly, because the table shows that the daisies increased by the same amount each month

Step-by-step explanation:

Take the second term and subtract the first term for the output

13.1 -10 = 3.1

Do the same for the third and the second

16.2 -13.1 = 3.1

And the fourth and third

193. -16.2 = 3.1

This is a linear increase since we add the same amount each time

Question 5 of 10
What is the slope of the line x = 3?
Answer here

Answers

Answer:

Undefined

Step-by-step explanation:

This equation is just a vertical line, so the slope is undefined.

To solve this problem I multiplied $9.50 x 168 to figure out how much it would cost to feed the lambs. Unfortunately my answer, $1596, was incorrect. How would I solve this type of problem?

Answers

Answer: 199.50

===========================================================

Explanation:

That calculation you wrote out would only apply if each lamb ate 1 full bale of alfalfa.

Instead, each lamb eats 1/8 of a bale. So you'll divide the 1596 value by 8 to get 1596/8 = 199.50

This is the same as saying (1/8)*1596 = 0.125*1596 = 199.50

---------------------

Or we can think of it like this

1 day = 1/8 bale of alfalfa

168*(1 day) = 168*(1/8 bale of alfalfa)

168 days = 21 bales of alfalfa

This says that one lamb will eat 21 bales of alfalfa over the course of 168 days

At $9.50 per bale, the total cost for one lamb is 9.50*21 = 199.50 dollars

This cost applies to one lamb only. So if you had say 3 lambs overall, then you'd multiply that by 3.

Travis has hired Charlie and Dora to plant flowers . Dora can plant 150 flowers in the same time it takes Charlie to plant 120 flowers , which can be shown using the following relationship where d and c are the respective rates at which Dora and Charlie can plant flowers :

150 =120
——. ——
d. c

Also , Dora can plant 18 flowers more per day than Charlie
How many flowers can Charlie plant per day ?

Answers

Answer:

21 flowers

Step-by-step explanation:

because if dora can plant 18 plants then Charlie can plant 21 flowers

Which graph represents the given inequality? y > 4x + 2

Answers

look this american “ñ” hahaha

What is a inequality to represent -2 and -5

Answers

Answer:

-2 > -5

Step-by-step explanation:

Since -2 is greater than -5 we use the greater-than sign to represent this relationship.

Which expression is equivalent to -3(y-5)
A. -3y-4
B -3y+4
C. -3y-12
D -3y+12​

Answers

Answer:

neither when you multiply them you get -3y+15 not 12

hope this helps

have a good day :)

Step-by-step explanation:

PLEASE HELP!!! So the answer I got was 19.14 however that is not the correct answer. How do I solve this problem. Not sure what else to do.

Answers

Check the picture below.

so we know the radius of the semicircle is 2 and the rectangle below it is really a 4x4 square, so let's just get their separate areas and add them up.

[tex]\stackrel{\textit{area of the semicircle}}{\cfrac{1}{2}\pi r^2}\implies \cfrac{1}{2}(\stackrel{\pi }{3.14})(2)^2\implies 3.14\cdot 2\implies 6.28 \\\\\\ \stackrel{\textit{area of the square}}{(4)(4)}\implies 16 \\\\[-0.35em] ~\dotfill\\\\ ~\hfill \stackrel{\textit{sum of both areas}}{16+6.28=22.28}~\hfill[/tex]

which expression is equivalent to the given expression?​

Answers

ln(2e/x)

ln2+ ln e -ln x

ln 2 + 1 - ln x

OPTION D is the correct answer

Perimeter of 30 ft in an area of 14 ft what is the length and the width

Answers

Answer:                                                                    

14 and 1

Explanation:

14 + 14 + 1 + 1 = 30

14 x 1 = 14

The perimeter is the sum of all 4 sides. Divide the perimeter in half fo the some of one length and one width:

Length + width = 15

Area is length x width

Find 2 numbers that when added equal 15 but when multiplied equal 14

15 + 0 = 15, 15 x 0 = 0

14 + 1 = 15, 14 x 1 = 14

The answer is 14 ft long by 1 ft wide

Need help asap! Please and thank you

Answers

Answer:

the solutions are _2 and 3/4 so the answer is option D

Whats 5x=234 please answer i will brainliest if i can

Answers

Answer:

x = 46.8

Step-by-step explanation:

I assume you are trying to find the value of x.

[tex]5x=234.[/tex]

To find x, divide the answer by the coefficient. The quotient is the value of 'x.'

[tex]234/5=46.8[/tex]

Therefore, 46.8 is the value of x.

Remember: Whenever you see a coefficient and a variable together—5x, 7y, 3t—this means to multiply them.

uh hi i need help on this

Answers

Answer:

Angle 2 = 124 degrees

Step-by-step explanation:

Angles 1 and 2 are corresponding angles since the two lines are parallel.

We can put both numbers into an equation.

3x + 25 = 2x + 58

Subtract both sides by 2x which will give:

x + 25 = 58

Now, we can solve for x, which is:

x = 58-25 = 33

Put back x = 33 into angle 2.

Hence, angle 2 is 2*33 + 58 = 124

Answer:

m∠2 = 124 degrees

Step-by-step explanation:

By the definition of "Same Side Corresponding Angles" the 2 angles given are congruent to each other, therefore we can say;

3x + 25 = 2x + 58

x + 25 = 58

x = 58 - 25

x = 33

Now that we have x = 33, we can substitute 33 in for x, in equation given for angle 2 to find it's measure;

∠2 = 2(33) + 58

∠2 = 66 + 58

∠2 = 124

Therefore m∠2 = 124 degrees.

Hope this helps!

1. Write an equation to determine the height, h, of the building.
Answer: 5^2 +h^2 = 102

2. To the nearest tenth, determine the height of the
building.

Answers

Answer:

8.7 m

Step-by-step explanation:

Hi there!

[tex]5^2+h^2=10^2[/tex]

To find the height of the building, we need to isolate h on one side of the equal sign. We will do this by performing inverse operations to both sides (ex. the inverse of addition is subtraction, the inverse of multiplication is division, etc.)

Firstly, we can simplify both sides by squaring 5 and 10:

[tex]25+h^2=100[/tex]

Now subtract both sides by 25 to cancel it out on the left side and isolate h²:

[tex]25+h^2-25=100-25\\h^2=75[/tex]

Now, take the square root of both sides to isolate h:

[tex]\sqrt{h^2} =\sqrt{75} \\h=8.7[/tex]

Therefore, the height of the building is 8.7 m when rounded to the nearest tenth.

I hope this helps!

sixteen less than z gives six.

Answers

Answer:

z = 22

Step-by-step explanation:

z - 16 = 6

z = 22

Hope this helped!

Algebra

z-16=6

z=22

what your problem in word form is saying is that sixteen less from z equals out to 6.

PLEASE HELP ME ILL GIVE BRANLIEST I HAVE A BIT OF TIME LEFT

Consider the following dot plot. Of the following statements, which two characteristics of the dot plot make the median a better choice than mean to summarize the center of distribution?

Answers

Answer:

where is question? You are only showing answer.
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