If -2/1 = 6/7x , what is x?

Answers

Answer 1

Answer:

7/3

Step-by-step explanation:

Answer 2

Answer:

x =-7/3

Step-by-step explanation:

[tex]-\frac{2}{1}=\frac{6}{7}x\\\\\frac{6}{7}x=-\frac{2}{1}\\\\\mathrm{Apply\:rule}\:\frac{a}{1}=a\\\frac{6}{7}x=-2\\\\\mathrm{Multiply\:both\:sides\:by\:}7\\7\times\frac{6}{7}x=7\left(-2\right)\\\\Simplify\\6x=-14\\\\\mathrm{Divide\:both\:sides\:by\:}6\\\frac{6x}{6}=\frac{-14}{6}\\\\Simplify\\x=-\frac{7}{3}[/tex]


Related Questions

21 and 23 can best be described as -​

Answers

Answer:

odd numbers

Step-by-step explanation:

you can see that end with odd numbers 1 and three so they can best be described  as odd numbers

HOPE YOU FIND IT USEFUL

Brad drives 527 miles on 17 gallons.How many miles does brad drive on one gallon? I know this is simple but i'm bad at math

Answers

Brad drives 31 miles on one gallon of gas
Brad drives 31 miles on one gallon - 527/17=31

sixty nine no plz urgently​

Answers

[tex]:\implies\sf\:\dfrac{4a^3}{a^4+x^4}+\dfrac{8a^7}{x^8-a^8}[/tex]

[tex]:\implies\sf\:\dfrac{4a^3(x^8-a^8)+8a^7(a^4+x^4)}{(a^4+x^4)(x^4-a^4)(x^4+a^4)}[/tex]

[tex]:\implies\sf\:\dfrac{4a^3x^8-4a^{11}+8a^{11}+8a^7x^4}{(a^4+x^4)^2(x^4-a^4)}[/tex]

[tex]:\implies\sf\:\dfrac{4a^3x^8+4a^{11}+8a^7x^4}{(a^4+x^4)^2(x^4-a^4)}[/tex]

[tex]:\implies\sf\:\dfrac{4a^3(a^8+2a^4x^4+x^8)}{(a^4+x^4)^2(x^4-a^4)}[/tex]

[tex]:\implies\sf\:\dfrac{4a^3\tt{(a^4+x^4)^2}}{{\tt(a^4+x^4)^2}(x^4-a^4)}[/tex]

[tex]:\implies\boxed{\bf{\purple{\dfrac{4a^3}{(x^4-a^4)}}}}[/tex]

We’re five and twenty two hundredths centimeters as a decimal

Answers

You answer will be 5 22/100

Five and twenty-two hundredths centimeters as a decimal will be 5.22.

What are decimal values?

A decimal is a number that is divided into two parts: a whole and a fraction. Between integers, decimal numbers are used to express the numerical value of complete and partially whole amounts.

Given, we need to find out the five and twenty-two hundredths centimeters as a decimal. Since five is a whole number so it will be 5 and twenty-two hundredths will be 0.22.

Therefore, 5.22 is the decimal value of the given question.

Learn more about decimals here:

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Let f(x) = - 3x – 1 and g(x) = x2 – 3.
Find (fog)(-7).
Then (fog)( - 7)= (Simplify your answer.)

Answers

Answer:-139

Step-by-step explanation:

f(x)= -3x-1

g(x)= x^2-3

(fog)(-7)=?

Soln'

fog(-7)

=f {(-7)^2-3}

=f (49-3)

=f (46)

=-3*46-1

=-139

4 of 5
7 pens and 2 pencils costs £22.
3 pens and 4 pencils costs £11.
Find the cost of a pen.
Find the cost of a pencil.
pen: £
pencil: £
I

Answers

Answer:

pen: £3

pencil: £0.5

now I'm typing cause it said the answer needs to be at least twenty words long...

Me palmo makes coffe at breakfast it takes the coffee maker 3 minutes to brew 24 cups of coffee at this rate how long will it take the coffee maker to brew 312 cups of coffee

Answers

it would take 39 minutes
39 minutes!

because 312 divided by 24 equals 13 which is the number of times palmo makes coffee.
if you multiply 13 by 3 that gets you 39!

What is the value of i5
1
−i
i
−1

Answers

I’m assuming you mean: What is the value of i^5? This symbol (^) means that the 5 is an exponent of five.
If you did mean i^5, then the answer is i.

or to put it in simpler terms,
i^5=i

I hope this helped!

Find the equation of the hyperbola shown below. 15 Points, will give Brainliest! Due in 2 HOURS! A. (x - 1)^2/4 - (y + 4)^2/9 = 1 B. (y - 1)^2/4 + (x+4)^2/9=1 C. ( y + 1)^2/4 - (x - 4)^2/9 = 1 D. (y - 1)^2/9 - (x + 4)^2/4 = 1

Answers

Answer:

Solution:

[tex]\frac{\left(y-1\right)^2}{9}-\frac{\left(x+4\right)^2}{4}=1[/tex]

Step-by-step explanation:

We have the general equation for our up - down facing hyperbola as (y - k)² / b²- (x - h)² / a²  = 1. Let's start listing the properties of this graph -

• Taking a look at the graph we see that the center point of our hyperbola here is (- 4, 1). Therefore (h, k) = (- 4,1).

• Another thing here is our key value a. This is the semi distance from the center to one of the vertices. Here it will be the distance from points (- 4,1) and (- 4,4) or 3 unit difference. Therefore a = 3.

• That leaves us with our asymptotes. Now remember that it will be in the form y = ± b / a. We already know a = 3, so we have to find b. Looking at this graph I can say that another point besides (- 4,1) that lies on the " dotted line " is (- 2, - 2). Calculating the slope of the dotted line would be as follows,

Given: (- 4,1) and (- 2, - 2)

Slope = - 2 + 4 / - 2 - 1 = 2 / 3

We have the equation y = 2 / 3x. Therefore b = 2. Let's substitute to receive our equation...

h = - 4, k = 1, b = 2, a = 3

(y - 1)² / (3)²- (x + 4)² / (2)²  = 1

(y - 1)² / 9 - (x + 4)² / 4  = 1 ~ your solution is the last one, option d

Prove theorems about triangles

Answers

a) It is possible and it is the only proper value of angle 2

b) Explanation Below

Angle 1 adds to the two other internal angles to get 180

(angle1) + 30 + 42 = 180

angle1 + 72 = 180

angle1 = 180-72

angle1 = 108 degrees

Subtract this from 180 to find the measure of angle 2

angle2 = 180 - angle1

angle2 = 180-108

angle2 = 72

A shortcut is to use the remote interior angle theorem to add up the interior angles 30 and 42 to get 72 as our exterior angle that is not adjacent to any of the interior angles we just added. Hence the "remote" portion.

a) possible
b) justification
Step 1: find value of angle 1
- you know the angles inside a triangle add up to 180 deg.
- add up the inside angles
30 + 42 + x = 180
(x=angle 1)
- x = 180-72
- x = 108
- angle 1 = 108

Step 2: Notice that angle 1 and angle 2 are supplementary (they have to add up to 180) because they are on a straight line.
- 108+x=180
(x = angle 2)
- x= 180 - 108
- x= 72 (proof complete)


3.How will the number 847.89632 be written if rounded to the nearest hundredth?

Answers

It would be 847.90000
Or you could write it as 847.9

 I NEED HELP ASAP PLSS A regular hexagon has vertices at the coordinates listed below. Find the perimeter of the hexagon.
(-12, -8),(-12,7), (0,16),(12,7),(12, –8),(0, -17)
A. 90
B. 99
C. 114
D. 78

Answers

B is the answer I think

Answer:

B.99 its the answer....

Given f(x) = 20x + 10. find f(5).

Please as soon as possible​

Answers

Answer:

the answer is f(5) = 110..

x+y/ 3 = 5 solve for x x+y is the numerator and 3 is denominator

Answers

Answer:

x=−y+15

Step-by-step explanation:

PLEASE HURRY WILL MARK BRAINLIST
what is the valuse of (-14^0)^-2?

-1/196
1/196
0
1​

Answers

Answer:

1

Step-by-step explanation:

Answer:

1

Step-by-step explanation:

Anything to the power of 0 is 1 and 1 to the power of anything is 1.  In this case it is negative:

(-14^0)^-2

-1^-2

1

During a vacation together bob spent twice as much as Josh who spent four times as much as Ralph. If Bob and Ralph together spent $180 how much did josh spend

Answers

Answer:

Step-by-step explanation:

Bob: 8x

Josh: 4x

Ralph: x

8x + x = 180

9x = 180

X= 20

Josh:

X = 20

Multiply it by 4

X =80

Josh spent $80

The amount of money spent by Bob, Josh, and Ralph will be $160, $80, and $20.

What is the linear system?

A linear system is one in which the parameter in the equation has a degree of one. It might have one, two, or even more variables.

During a vacation together, Bob spent twice as much as Josh, who spent four times as much as Ralph.

Let x be the amount of money spent by Ralph.

Then Bob spent 8x and Josh spent 4x.

If Bob and Ralph together spent $180. Then the equation will be

8x + x = 180

     9x = 180

       x = 180 / 9

       x = $20

Then the money spent by Bob and Josh will be

Bob = 8x = 8 × 20 = $160

Josh = 4x = 4 × 20 = $80

Then the amount of money spent by Bob, Josh, and Ralph will be $160, $80, and $20.

More about the linear system link is given below.

https://brainly.com/question/20379472

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Which of the following does NOT demonstrate a physical property of matter? A Salt and water combine to form a solution of salt water B Chocolate melts when it's left in the warm sun. C Batter changes to become cake when it is baked. D Water changes to water vapor when it reaches the boiling point

Answers

Answer:

b:chockelet

Step-by-step explanation:

how do you graph y= 6/5x + 1?​

Answers

Answer:

Start at postive 1 on the y axis put a dot there. From the dot go down 6 and go left 5.

Step-by-step explanation:

6/5=rise over run

1=y-axis

y=mx+b

m=slope

b=y-intersept

Step-by-step explanation:

Hey, there!!

To graph a equation, we must find the coordinates of x and y.

So, as the equation is,

[tex]y = \frac{6}{5} x + 1[/tex]

Here, the equation is for finding the coordinates of y and x should be supposed. Remember, always suppose the value in equal interval.

Now,

x = 0 1 2 3

y= 1 2.2 3.4 4.6

Here, if you are confused how do i get 1, 2.2,3.4,4.6 as y value, put the value of x such as,

[tex]y = \frac{6}{5} \times 0 + 1[/tex]

which is equal to 1.

so,in this we got values.

Now,

List coordinates,

(0,1),(1,2.2),(2,3.4),(3,4.6)

Then plot on graph!!!

Hope it helps.....

One of the angles of a right angled triangle is 52°. Find the other acute angle.

Answers

Answer:

Step-by-step explanation:

total angle of a triangle=180

52+90+x=180

x=180-(90+52)

x=180-142

x=38

Answer:

38

Step-by-step explanation:

Angle of a triangle is 180

52+90+x=180

x=180-(90+52)

x=180-142

x=38

The radius of a sphere-shaped balloon increases at a rate of 2 centimeters (cm) per second. If the surface area of the completely inflated balloon is 784π cm2, how long will it take for the balloon to fully inflate? Use SA=4πr2.

Answers

Answer:

7 seconds

Step-by-step explanation:

784 divided by 4 is 196

Square root of 196 is 14

2 cm per second

7 times 2 equals 14.

It will take 7 seconds for the balloon to fully inflate.

How to find time for the balloon to fully inflate?

784 divided by 4 is 196

The square root of 196 is 14

2 cm per second

7 times 2 equals 14.

What is an example of a word problem?

Word problems normally include mathematical modeling questions, where records and information approximately a positive machine is given and a student is needed to expand a model. For example, Jane had $5.00, then spent $2.00. How much does she have now?

Learn more about Word problems here: brainly.com/question/13818690

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What is the value of x

Answers

x equals negative 8 that's it

Answer:

-8

Step-by-step explanation:

3x+5-x=x-3

collect like terms

3x-x-x=-3-5

x=-8

TRUE OR FALSE QUESTIONS PLZ HELPPPP ME I BEG YOU:(((((((((((( pleaseee A story that is biased is slanted towards a particular point of view. True False The First Amendment protects freedom of speech. True False The federal government can influence state laws by withholding funding from states until they pass certain laws; for example, until they raise the legal drinking age to 21. True False When public opinion is led by public policy, the decisions or actions of political leaders influence the way people feel about certain situations. True False Republicans tend to favor more control by the federal government, while Democrats generally support more control by the people and states. True False People are more likely to vote in a close election. True False In a mayor-council system, a mayor serves as a city’s chief executive, while a city manager serves as the legislature. True False Local governments receive very little funding from state and local grants. True False

Answers

Answer:

True! i read the whole thing just for you, better thank me 5star review and brainliest

Step-by-step explanation:

13. In a cricket match, a batswoman hits a boundary 6times
out of 30 bells she plays. Find the probability that she plays .find the probability that she did not hit a boundary.​

Answers

Answer:

4/5

Step-by-step explanation:

6/30 times she did

aka 1/5

5/5-1/5

=4/5 :)


May you please with this questions

Answers

Answer:

m∠AED = 130°

Step-by-step explanation:

Definition of Supplementary Angles: 2 angles adjacent to each other that add up to 180°

Step 1: Define variables

m∠AEC = 50°

m∠AED = x (unknown)

Step 2: Set up equation

50 + x = 180

Step 3: Solve for x (subtract 50 on both sides)

x = 130°

Step 4: Replace variable x

m∠AED = 130°

Answer:130°

Step-by-step explanation: 50° is on a straight line. Therefore 180-50=130

Select the correct answer Which is the correct simplified form of the expression (4m-2n^8)^1/2 ———— 9m^-6 n^-8

Answers

Answer:

[tex]= \frac{2m^2n^8}{3}[/tex]

Step-by-step explanation:

Given expression is

[tex](\frac{4m^{-2}n^8}{9m^{-6}n^{-8}} )^{\frac{1}{2}[/tex]

The correct simplified form is shown below:-

From the above equation, we will simplify

we will shift [tex]m^{-6}[/tex] to the numerator and we will use the negative exponent rule, that is

[tex]= (\frac{4m^{-2}n^8m^6}{9n^{-8}} )^{\frac{1}{2}[/tex]

now we will shift the [tex]n^{-8}[/tex] to the numerator and we will use the negative exponent rule, that is

[tex]= (\frac{4m^{-2}n^8m^6n^8}{9} )^{\frac{1}{2}[/tex]

here we will solve the above equation which is shown below

[tex]= (\frac{4m^4n^{16}}{9}) ^\frac{1}{2}[/tex]

So,

[tex]= (\frac{(2)^2(m^2)^2(n^8)^2}{(3)^2} ^\frac{1}{2}[/tex]

Which gives result

[tex]= \frac{2m^2n^8}{3}[/tex]

Which is the inverse function of y=3x-9

Answers

Inverse is y = 1/3x - 3

Answer:

y=1/3-3

Step-by-step explanation:

In the function f(x) = 4x -2, which of the following is the name of the function?

Answers

Answer:

The answer is "Linear function".

Step-by-step explanation:

Linear features would be those that have a linear graph. Its following location identified to a linear function, that is [tex]\bold{f(x) = a+bx}[/tex].

This function had a variable one of reliant to its variable, which is "x", and it's distinct and the response variable is reliant.

please find the attachment of the graph.

If 140 students want to go on the Coronado Island field trip and are ALL riding together, how many cars will they need if each car holds 6 people?

Answers

Answer:

24

Step-by-step explanation

bruh...

1. Divide 140 by 6 and you get 23.3 repeating

2. When you multiply 23 times 6 you get 138. (not enough seats)

3. So, you would need to have at least 24 cars in order for everyone to go on the trip. (24 x 6 = 144 seats)

What is the range of the function represented by the table?

Answers

Answer:

The second option

Step-by-step explanation:

the range is all the y vaules

Kerry has 77 dolls. Perry has e more dolls than Kerry. Write the expression that shows how
many dolls Perry has.

Answers

Answer: 77+e=Perry

Step-by-step explanation:

if you pulg in any number that is exacly what you will do to the number.

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