Change the subject from y to x

Change The Subject From Y To X

Answers

Answer 1

y = (2x + 1)/(3x + 4)

y(3x + 4) = (2x + 1)

3xy + 4y = 2x + 1

4y - 1 = 2x - 3xy

4y - 1 = x(2 - 3y)

x = (4y - 1)/(2 - 3y) , answer = E


Related Questions

45 percent of what is 27

Answers

Answer:

x = 60

Step-by-step explanation:

We have, 45% • x = 27

or,  

45 /100  • x = 27

Multiplying both sides by 100 and dividing both sides by 45,

we have x = 27 •  100/ 45

x = 60

Paul wants to visit his aunt who lives 300 miles away from his house. He drives his car at about 50 miles an hour. If X represents the time spent driving and why represents the distance from his aunts house which scatterplot could represent the situation

Answers

Answer:

It would take 6 hours.

An equation for that could be: 50x = 300 (X is how long it would take)

So 50 mph• X (time spent) = 300 miles

You didn't give me any scatterplots to look at so I can't help you with that sorry

Which equation has a slope of -4 and a y-intercept of -2?​

Answers

Answer:

y=-4x-2

Step-by-step explanation:

y=mx+b where m=slope and b=y-intercept.

Consider the original parallelogram and the reduction.

A parallelogram with side lengths 18 centimeters and 45 centimeters. A second parallelogram with side lengths A and 5 centimeters.
Figures not drawn to scale.

What is the length of side A in the new parallelogram?
2 cm
9 cm
90 cm
162 cm

i believe it is a but someone pls confirm thx

Answers

I can confirm that it is A as I took the test and got 100%.

The length of side A in the new parallelogram will be [tex]2[/tex] cm.

What is Scale Factor ?

Scale Factor is defined as the ratio of size of new image formed to the size of old image.

We have,

A parallelogram with side lengths [tex]18[/tex] centimeters and [tex]45[/tex] centimeters.

And,

A second parallelogram with side lengths [tex]A[/tex] and [tex]5[/tex] centimeters.

Now,

Scale Factor [tex]=\frac{size\ of\ new\ image}{size\ of\ old\ image}[/tex]

So,

Now, Comparing sides ,

We get,

Scale Factor [tex]=\frac{45}{5}=9[/tex]

i.e. the second parallelogram have Scale Factor of [tex]9[/tex].

So,

Other sides of both parallelograms will be of same Scale Factor.

i.e.

[tex]=\frac{18}{A} =9[/tex]

[tex]A=2[/tex] cm

Hence, we can say that the length of side A in the new parallelogram will be [tex]2[/tex] cm.

To learn more about scale factor click here

https://brainly.com/question/22312172

#SPJ2

A recipe calls for 13 cup of flour and 25 cup of cinnamon. How many cups of cinnamon are needed for each cup of flour?

Answers

Answer:

1.92

Step-by-step explanation:

Given :

Cups of flour = 13

Cups of cinnamon = 25

Number of cinnamon cups needed for each cup of flour :

Number of cinnamon cups / number of cups of flour

25 / 13

= 1.923

Hence, about 1.92 cups of cinnamon is needed per cup of flour

Please help meeeee- look at the figure

Answers

Answer:

somethings not right lm.ao

hi hottie pls help me :)
A)The ratio of the student body that play two or more sports.
B)The ratio of the student body that are in 12th grade and play two or more sports.
C) The ratio of seniors that play a sport.
D)The ratio of seniors that play two or more sports.

Answers

Answer:

ÙoÚ *A*!

Step-by-step explanation:

:3 I hope I helped

HELP IM SO CONFUSED about this

Answers

Answer:

180

straight

Step-by-step explanation:

Hello There

So we are given that angle a is equal to 11x + 37

we are also given that x = 13

because we are given the value of x we can simply find the measure of angle A by plugging in 13 to x into the expression

so basically angle A = 11 ( 13 ) + 37

11 * 13 = 143

143 + 37 = 180

now we want to classify the angle

here are the angle types and what they measure

(let x be measure of angle)

acute 0 < x < 90

so an acute angle has a measure of less than 90 degrees

the measure of angle A is 180 degrees so we can clarify that it is not an acute angle

right angle x = 90

a right angle has a measure of 90 degrees

angle a has a measure of 180 degrees therefore it is not a right angle

obtuse angle 90 < x < 180

the measure of an obtuse angle must be less than 180

because angle a = 180 it is not classified as an obtuse angle

straight angle x = 180

the measure of a straight angle is 180 degrees

angle a measure 180 degrees so we can conclude that angle a is a straight angle



For a science project, James needs to fill a tennis ball with sand but he doesn't know how much he will need. He measured the diameter of the tennis ball and found it
to be 6 cm. Which of the following would be the approximate amount of sand he would need?

Answers

Do not go to that link it is a virus and if you go to “goggle” and press the camera icon on the top right and take a picture of the question you should get the answer there

How do you think transformations and math are related

Answers

Maybe both have problems

Find the sector area of the shaded sector. Leave your answer in terms of pi.
T
87°
S
72°
U
W
Х
V
WU = 16

Answers

Answer:

15.47 pi

Step-by-step explanation:

find the slope from the given table

Answers

(8-7)/(-3-0)= -1/3
the slope is -1/3
I cant really see it it’s so close up

Please help quarter ends tomorrow and I don’t know what to do I’m failing all my classes

Answers

Step-by-step explanation:

x = -10, y = 10

y= -4x+4

m1×m2 = -1

-4 × m2 = -1

m2 = 1/4

y-y1 = m(x-x1)

y-10 = 1/4(x+10)

y-10 = 1/4x +10/4

(×4)

4y-40=x+10

4y=x+50

x-4y+50=0

30-10x and 10(3-x) equivalent or not?

Answers

Answer:

no

Step-by-step explanation: You can use variables to find that out. PEMDAS works too (parenthesis, exponents, multiplication, division, addition, subtraction). Put a random number for x and then you can see that it is not equivalent. Example: 30 - 10x7 = 40 but 10 (30-70) = -400

Help, and can you show your work?

Answers

Step-by-step explanation:

answer A is correct

................

Answer:

c

Step-by-step explanation:

[tex]sin = \frac{opposite}{hypotenuse}[/tex]

it wants us to find sin a

the opposite of a is 24 and the hypotenuse is 26

so sin A = 24/26

[tex]cos = \frac{adjacent}{hypotenuse}[/tex]

it wants us to find cos a

the adjacent of a is 10 and the hypotenuse is 26

so cos A = 10/26

have a great day :D

I need help what is 19-4.25

Answers

The answer is 14.15 :)

Find the area of each circle to the nearest tenth. Use 3.14 for pi.

Answers

Answer:

a=12.56 b=3.14 c=50.24 d=78.5 e=4.5216 f=63.585

Step-by-step explanation:

USE A CALCULATOR!

A 15 ft tall tree with shadow of 25 ft, What is the length from end of shadow to top of tree?

Answers

Answer: A 29.2

Step-by-step explanation:

Answer:

The answer is 29.155, rounded to 29.2! Good luck!

A 9 pound block of butter is delivered each morning to restaurant recipe for one pot of soup cause for 6 ounces of butter using all of the butter how many pot of soup can the restaurant make each day?

Answers

Answer:

24

Step-by-step explanation:

1 pounds  = 16 ounces

9 pounds = 144 ounces

      144 ÷ 6 = 24

Jordan used 8 centimeters of tape to wrap 2 presents. How much tape will Jordan need in all
if he has to wrap 8 presents? Assume the relationship is directly proportional.
O centimeters
Submit

Answers

Answer:

32

Step-by-step explanation:

8×4=32 since you wrap two presents with 8

Annie and Rich watch a movie. When they start the movie, the time is 2:23 pm. When the movie ends, the time is 3:58 pm. How long is the movie?

Answers

Answer:

1 hour and 35 minutes!! :)

Step-by-step explanation:

What to say back if someone says shut up in a rude way?

Answers

Answer:

say ok bye and walk away

Step-by-step explanation:

Simply my guy/girl mind yo got dang business or shut tfu

A grocery store sells a bag of 8 oranges for $6.24. If Chase spent $8.58 on oranges, how many did he buy?

Answers

Answer:

11 oranges

Step-by-step explanation:

divide the price by the number which is 0.78

then multiply 0.78 by 11 which is 8.58

2.3 lb ≈ __ kg

big ideas math

Answers

Answer:

1.043kg

Step-by-step explanation:

2.3lb = 1.043 kg

what is the value of the expression 8-(2 cubed +48) /8

Answers

Answer:1.5

Step-by-step explanation:

1/2 + 2/3 + 3/4, as a fraction

Answers

Answer:

D

Step-by-step explanation:

6/12+8/12+9/12=23/12=1 11/12

Answer:

D. 1 11/12

Step-by-step explanation:

Let's set up our common denominator first. To do this we need to find a number divisible by 2, 3, and 4.

Multiply 3 by 4 and you'll come out with 12. 12 is divisible by 2.

Now, multiply your fractions by the numbers they need to get the denominator to 12.

1/2 x 6/6 = 6/12

2/3 x 4/4 = 8/12

3/4 x 3/3 = 9/12

Add your numerators.

6 + 8 + 9 = 23.

Your fraction should look like 23/12.

Subtract 12 from 23 and you should get 11. Because 12 equals a whole, we can go ahead and put one.

1 and 11/12.

I NEED HELPPP PLSS THIS IS FOR GRADE! I WILL BE GIVING BRAINLIEST + POINTSS!!!!

Answers

Answer:

3 ft by 6 ft

Step-by-step explanation:

The dimensions are 3 ft by 6 ft

The dimensions of the cross section will be the same as the dimensions of one of the rectangles on the outsides, so 3 x 6.

HELP PLEASE! I keep getting this wrong. Thank you!

Answers

Answer:

Answer 1:Angles forming a linear pair sum to 180°

Answer 2: Substitution

Answer 3: Definition of perpendicular line

Step-by-step explanation:

hope this helps you...

Pls help complete for y=-7x +9 how do I do this

Answers

Answer:

You put the x in the x area and solve the problem.

For example:

    For 0 you would do y=-7(0) + 9

    Then if you do the math you get y = 9

    Therefore, your answer is 9.

-9 on both sides so the it now be, y-9=7x then you divide both sides by 7 which will be y-9/7= x.
Hope it’s the correct answer for you

Help please Anyone please help ill give brainlyest if u help with answers please help me anyone help please

Answers

Use pythogorean theorem xd

answer 1) sqrt((15.25)^2-(2.75)^2)

etc. and so on

Answer:

1. 15

2. 47.8

3. 5√185

4. 34

Step-by-step explanation:

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