solve for x PLEASE HELP

Solve For X PLEASE HELP

Answers

Answer 1

Answer:

x=2.202545727

Step-by-step explanation:

Use the Law of Sines:

a=b(sinα /sinβ)

3x+12=(x+25)(sin40 /sin70)

3x+12=(x+25)(0.6840402867)

3x+12=0.6840402867x+17.10100717

2.315959713x+12=17.10100717

2.315959713x=5.10100717

x=2.202545727

So x=2.202545727


Related Questions

7/5=p/100
help me in this :(

Answers

Answer:

p=140

Step-by-step explanation:

7/5=p/100

1.4=p/100

*100  *100

140=p

Answer:

p=140

Step-by-step explanation:

1. cross multiply and get 700 = 5p

2. swap the sides of the equations and get 5p = 700

3. divide both sides of the equation by 5 and get ur answer p=140

Claudia spends $2.15 a day for lunch. Her cafeteria lunch account has a balance of $48.00. Which equation can be used to determine the maximum number of days, d, that she can eat without adding money to her lunch accou

Answers

Answer:

d≤48/2.15

Step-by-step explanation:

Step one:

Given data

Claudia spends $2.15 a day for lunch.

We are told that her balance is  $48.00

let the number of days be d

Step two:

The maximum number of days she can eat is given as

d≤48/2.15

d≤22.33 days

Hours Rented (h) Cost ($) 1. Determine whether the relationship between the two quantities described in the table is linear. If so, find the constant rate of change. If not, explain your reasoning. 2 50 1. 4 100 6 150 8 200 Is the relationship linear? (type (type YES or NO) What is the constant rate of change (slope)?​

Answers

Answer: I think it is either 25$ an hour or no the  change from cost to hours is not constant

Step-by-step explanation:

Hope that helpssss !!!!!!!!!!! *-*

Evaluate the expression when b=3 and c=-6

4b-c

Answers

Answer:

18

Step-by-step explanation:

4(3) -(-6)

4 times 3 is 12. When you subtract a negative number the negative number gets added so it would be 12 + 6 which is 18. Hope that helps :)

The faster a car travels on the highway, the lower its
efficiency (gas mileage). The relationship between speed and
efficiency of a car is best described as

Answers

Answer:

abstract maybe......

least common denomiator of 7/9 and 11/6?​

Answers

Answer:

18

Step-by-step explanation:

Answer:

The least common denominator of 7/9 is 9, and the least common denominator of 11/6 is 6, hope this helps you :)

Avery has $760 to spend at a bicycle store for some new gear and biking outfits. Assume all prices listed include tax. She buys a new bicycle for $239.70. She buys 3 bicycle reflectors for $18.63 each and a pair of bike gloves for $30.79. She plans to spend some or all of the money she has left to buy new biking outfits for $78.84 each. Write and solve an inequality which can be used to determine xx, the number of outfits Avery can purchase while staying within her budget.

Answers

Answer:

Not more than 5 outfits

Step-by-step explanation:

Given

[tex]Total = \$760[/tex]

[tex]New\ Bicycle = \$239.70[/tex]

[tex]Reflector (3) = \$18.63[/tex] (each)

[tex]Glove = \$30.79[/tex]

First, we calculate the amount left.

[tex]Amount = Total - (New\ Bicycle + Reflector * 3 + Glove)[/tex]

[tex]Amount = \$760 - (\$239.70 + \$18.63 * 3 + \$30.79)[/tex]

[tex]Amount = \$760 - (\$239.70 + \$55.89 + \$30.79)[/tex]

[tex]Amount = \$760 - (\$326.38)[/tex]

[tex]Amount = \$760 - \$326.38[/tex]

[tex]Amount = \$433.62[/tex]

An outfit costs $78.84 and he plans to buy x outfits.

The inequality is represented as follows:

[tex]\$78.84 * x \leq \$433.62[/tex]

i.e. the amount to spend on outfits can't exceed $433.62

Divide both sides by $78.84

[tex]\frac{\$78.84 * x}{\$78.84} \leq \frac{\$433.62}{\$78.84}[/tex]

[tex]x \leq \frac{\$433.62}{\$78.84}[/tex]

[tex]x \leq \frac{433.62}{78.84}[/tex]

[tex]x \leq 5.5[/tex]

Since there is no 0.5 outfit, then She can only afford a maximum of 5 outfits to stay within budget.

y = x + 7 and y = -x + 2

Answers

Answer:

y = x + 7

y = (-x) + 2

X + 7 = (-x) + 2

X + X = 2 - 7

2x = (-5)

x = (-5)/2

Putting the value of X in equation

Y = (-5/2) + 7

Y = (-5)/2 + 7/1

Equalising the denominator by Taking LCM

Y = (-5)/2 +14/2

Y = ( -5 +14)/2

Y = (9)/2

Alexandra is creating a food budget. Each day, her goal is to spend no more than $2 for breakfast, $8 for lunch, and $8 for dinner. Since there are about 30 days in a month, she estimates she will spend roughly $60 a month on food. Is that a good estimate?

Answers

Answer:

Alexander estimate is not a good estimate

Step-by-step explanation:

Breakfast = $2

Lunch = $8

Dinner = $8

Total amount spent on food each month = (cost of breakfast × number of days) + (cost of lunch × number of days) + (cost of dinner × number of days)

= ($2 × 30) + ($8 × 30) + ($8 × 30)

= $(60 + 240 + 240)

= $540

Total cost estimate of food in a month = $540

Alexander estimate is not a good estimate

Answer:

haha good luck doing that in todays economy

Step-by-step explanation:

pick all that apply, please help

Answers

the first one
plz give brainliest

Answer

The one of the top right, bottom left, and bottom right.

Explanation

All of these have lines that intersect with the coordinates (0,3).

which one is a function ​

Answers

Answer:

A

Step-by-step explanation:

functions are straight lines and will never be curved

Answer:

The answer is A

Step-by-step explanation:

In order for it to be a function the ordered pairs can't have the same y

Can somebody help with this?

Answers

Answer:

The height of the pyramid is 11.8 cm to the nearest tenth of a cm

Step-by-step explanation:

The formula of the volume of a pyramid is V = [tex]\frac{1}{3}[/tex] × A × h, where

A is the area of its baseh is its height

∵ A right rectangular pyramid has base dimensions of 23.2 cm, 17.0 cm

∵ The area of the rectangle = Length × width

→ Assume that the length is 23.2 and the width is 17.0

∴ A = 23.2 × 17.0

A = 394.4 cm²

∵ Its volume is 1552.4 cm³

V = 1552.4 cm³

→ Substitute A and V in the rule above

1552.4 = [tex]\frac{1}{3}[/tex] × 394.4 × h

∴ 1552.4 = [tex]\frac{1972}{15}[/tex] h

→ Divide both sides by [tex]\frac{1972}{15}[/tex]

11.80831643 = h

→ Round it to the nearest tenth of a cm

h = 11.8 cm

The height of the pyramid is 11.8 cm to the nearest tenth of a cm

Which situations are BEST modeled by an exponential function?
A)
The cost of gas by the gallon.
B)
The price of bananas by the pound.
C)
The interest rate on a home mortgage.
D)
A bacteria colony doubling every hour.
E)
The half-life of a radiative material

Answers

Answer:

Its C,D,E

Step-by-step explanation:

Exponential functions grow by a constant percent rate over equal intervals.The interest rate on a home mortgage., A Bacteria colony doubling every hour., The half-life of a radiative material.

Answer:

c,d,e

Step-by-step explanation:

Help me with this please.

Answers

2.5 *(10)+15=40
I guess this is the answer :)

The length of a crayon box base is 3 more than 4 times its width. If the perimeter of the base
of the crayon box is 21 centimeters, what are the length and width?

Answers

Answer:

the length is 7 or 3 the width is 3 or 7

Step-by-step explanation:

7 x 3 = 21

Answer:

The crayon box is 9 centimeters long and 1.5 centimeters wide.

Step-by-step explanation:

L = 3 + 4w

p = 2L + 2w

21 = 2 (3 + 4w) + 2w

(show work)

w = 1.5

L = 3 + 4 * 1.5

(show work)

L = 9

pls mark brainliest :))

can someone help plsss asap

Answers

Answer:

6/18 x 4/6

Step-by-step explanation:

help i need help asap

Answers

Answer:

angles A & C are congruent and measure 107 degrees

angles B & D are congruent and measure 73 degrees

Step-by-step explanation:

in a parallelogram, opposite angles are equal and adjacent angles are supplementary (add to 180 degrees)

you can do the following to solve for 'x':  5x + 17 + 4x + 1 = 180

combine like terms:  9x + 18 = 180

subtract 18:  9x = 172

divide by 9:  x = 18

substitute 18 for 'x' in the expression 5x + 17 to get 107

substitute 18 for 'x' in the expression 4x + 1 to get 73

check to make sure angles A and B add to 180

y = 14x, what is the constant of proportionality?

Answers

Answer:

the constant of proportionality is 14

The constant of proportionality is the ratio that relates two given values in what is known as a proportional relationship.

The constant of proportionality for y = 14x is 14.

What is constant of proportionality?

The constant of proportionality is the ratio that relates two given values in what is known as a proportional relationship.

Example:

The number of apples in a crop is proportional to the number of trees in the orchard.

The ratio of proportionality is the average number of apples per tree.

We have,

y = 14x

We have two variables x and y.

We can write it as:

y/x = 14 or

y ∝ x i.e y = 14x

This means the constant of proportionality is 14.

Thus the constant of proportionality for y = 14x is 14.

Learn more about constant of proportionality here:

https://brainly.com/question/8598338

#SPJ2

Jessica’s mother gave her $20 to purchase a Christmas gift for her grandmother. The gift she wants to purchase is $37.47. If Jessica gets paid $8 an hour to babysit, how many hours will she need to work to be able to pay for her grandmother’s gift?

Answers

Answer:

3

Step-by-step explanation:

37.47 >/= 20+8x

-20 from both sides

17.47 >/= 8x

divide 8 by both sides

answer: 2.18375

BUT she needs to do more for it to count SO 3

Answer: 3 hours

Step-by-step explanation: if you do it like 20 + 8+ 8+ 8= 44 so you will have more than 37.47

Can anyone please help me with this and solve all the questions?

Answers

Answer:

1.The shape of this distribution is skewed to the right.

2.The mean is greater than the median.

3. The mean will better represent the 'typical value'

Step-by-step explanation:

The shape of this distribution is skewed to the right. This means the distribution is positively skewed. There are fewer data plots to right of the graph towards the larger numerical values. The tail of the graph is moving towards higher positive numbers. This means the mean is pulled towards the tail and is greater than the median. In this case, the mean will include every value.

The radius of the front wheel of Lisa's bike is 43cm. Lisa goes for a cycle and travels 56.75km. How many full revolutions did Lisa's front wheel complete?

Answers

Answer:

She completed 210 revolutions

Step-by-step explanation:

Firstly here, we will calculate the distance covered in a single revolution

Mathematically, that is the distance equivalent to the circumference of the circle

That will be ;

2 * pi * r

= 2 * 3.142 * 43 = 270.212 cm

So this is the length of one revolution

Now, we know that ;

1000 cm is 1 km

so x cm is 56.75 km

x = 56.75 * 1000 = 56750 cm

So the number of revolutions in 56750 cm distance will be ;

56750/270.212 = 210 revolutions

Find all solutions for the triangle with f=29 e=26 F=43° . If no solutions exist, write none. Round to the nearest tenth.

a.) g= 41, E= 45°, G= 106.3°
b.) g= 43, E= 36.7°, G= 94.3°
c.) none
d.) g=42, E= 37.7°, G= 99.3°

Answers

Answer:

Definitely answer D.

Step-by-step explanation:

The answer is: d.) g=42, E= 37.7°, G= 99.3°

Edge2020

Good Luck and Stay Safe

pls help it 50 points i dont have many points left after this

Answers

Y=1 , X=-5

Y=-1,X=-8

PLEASE MARK ME AS BRAINLIEST

i need help asap ill mark brainlyest

Answers

Answer:

1 and b

2 and a

3 and c

4 and d

Step-by-step explanation:

Man vs. self is basically someone who's struggling with something about themselves. Whether it be their morals or beliefs.

Man vs. man is when a character is fighting another character. It could be about what they think is the right thing to do or it could be that they are fighting over someone or something

Man vs. society is when a person could be fighting the law

Man vs. nature is something to do with nature. It could be that the weather is going against the character or even animals

Answer:

1 is b

2 is a

3 is c

4 is d

Step-by-step explanation:

I cant do much with 5-8 becuase I cantsee the question and there is no excerpt present to me

Complete factorization of x^3 - 4x^2 + x - 4

Answers

Step-by-step explanation:

x³ - 4x² + x - 4

= x²(x - 4) + (x - 4)

= (x² + 1)(x - 4).

Since the quadratic factor (x² + 1) is irreducible any further, this is our answer.

Answer:

x³ - 4x² + x - 4

= x²(x - 4) + (x - 4)

= (x² + 1)(x - 4).

Step-by-step explanation:

Hope this helped have an amazing day!

4. Laura rents a moving truck for a flat fee of $15.00 plus an additional $0.25 for
each mile she drives. Write a cost function that represents this scenario if x
equals the number of miles Laura drives.

Answers

Answer:

15.00+(0.25)x=c

Step-by-step explanation:

15.00+(0.25)x=c  15 is the flat out fee plus the 0.25 times the amoutn f miles then add 15+ the miles and you get the answer

Answer is 15.00 (0.25)

what is 10 times 3/5 ??​

Answers

Answer:

6

Step-by-step explanation:

10/1 - 3/5 = 6/1 = 6

#learnwithbrainly

10 x 3/5 = 6


6 is the answer.


3y - 9x = -81 can be used to find y, the number of feet of kite string
she still needs to reel in after x seconds. Are the points (0, -27) and
(-9,0) on the line?

Answers

Answer:

We conclude that both the points (0, -27) and (-9, 0) are on the line as both the points satisfy the equation.

Step-by-step explanation:

Given the equation

3y - 9x = -81

substituting the point (0, -27) in the equation

3y - 9x = -81

3(-27) - 9(0) = -81

-81 - 0 = -81

-81 = -81

L.H.S = R.H.S

so, the point satisfies the equation.

Thus, the point (0, -27) is on the line

now substituting the point (-9, 0) in the equation

3y - 9x = -81

3(0) - 9(-9) = -81

0 - 81 = -81

-81 = -81

L.H.S = R.H.S

so, the point satisfies the equation.

Thus, the point  (-9, 0)  is on the line

Therefore, we conclude that both the points (0, -27) and (-9, 0) are on the line as both the points satisfy the equation.

do the ratios 6/3 and 2/1 form a proportion?

Answers

Answer:

Step-by-step explanation:

yes,

6x1=6

2x3=6

6/3=2/1

Answer:

Yes.

Step-by-step explanation:

Yes, because 6/3=2/1 since 6/3=2 and 2/1=2.

.___________________.
.___________________.

Answers

9514 1404 393

Answer:

  (x, y) = (0, -26)

Step-by-step explanation:

The y-intercept is the y-value that corresponds to x=0. Here, we have a table that has x-values that differ by 12 and 24. We want to find the y-value that corresponds to an x-value 24 less than the lowest one on the table:

  24 -24 = 0

We notice that when x-values differ by 24, the y-values differ by 10 -(-8) = 18. So, the y-value we want is 18 less than the lowest one in the table:

  y = -8 -18 = -26

The (x, y) coordinates of the y-intercept are (0, -26).

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