If the numerator of a fraction is increased by 3, the fraction becomes 3/4.If the denominator is decreased by 7,the fraction becomes 1. Determine the original fraction.

Answers

Answer 1

Answer:

9/16

Step-by-step explanation:

Let the original fraction be

x/y

Then

x+3/y=3/4

and

x/y-7=1

Look at 2nd fraction, rearrange it such that you multiply by "y-7" on both sides

x=y-7  

Substitute this into 1st fraction:

x-7+3/y=3/4  

Now we can solve this for y:  cross-multiply --> (Note: y-7+3 = y-4)

4(y-4)=3y

y=16

Sub this back into "x = y-7" to get x

x=16-7=9

Therefore the original fraction is:

9/16


Related Questions

Mhanifa please help I need this done ASAP! I will mark brainliest. I don’t want people putting random answers! Thanks Mhanifa for all the help you give :) random answers will be reported y’all so you ain’t gonna get away with it!

Answers

Answer:

A. Obtuse isoscelesD. Right scalene

Step-by-step explanation:

Triangle 1

This is isosceles as 2 sides marked equal and it has 135° angle which is obtuse as is between 90° and 180°

Correct option is

A. Obtuse isoscelesTriangle 2

This is right triangle and all sides have different lengths.

Correct option  is

D. right scalene

0.2 is x% of 2

please help me

Answers

Answer:

What is 0.2 percent of 2? = 0.004.

Answer:

x = 10%

Step-by-step explanation:

Simple: 2 divided by 0.2 equals 10.

If you multiply 0.2 by 10 you get 2.

Lemme know if you need me to elaborate!

The point (8,1) is on the line. (Remember the line continues in both directions forever.)
True
O False

Answers

the answear us true im preety sure

Help me pls pls pls

Answers

Answer:

8

Step-by-step explanation:

Step-by-step explanation:

sgnagngfanarmjmwramfanagdhndh

How are the triangles similar PLEASE HELPPP!

Answers

Answer:

No

Step-by-step Explaination:

If we add up numbers in one line segment like 15+25 and 10+6 we do not get multiples so the triangle GYK is not similar to BAK

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Mrs. Jordan participates in a math contest. She completes each question in 1/2
a minute. How long does it take Mrs. Jordan to complete 12 questions?

Answers

it takes mrs. jordan 24 minutes to complete 12 questions.

if she completes each question in 1/2 a minute, then:

1/2 / 12 questions = 24 minutes.

The seventh-grade class is putting on a variety show to raise money. It costs $150 to rent the auditorium that they are going to use. If they charge $5 per ticket, how many tickets do they need to see in order to raise at least $750?

Answers

Answer:

180 tickets

Step-by-step explanation:

750 + 150 = 900 they will have to make

900/5 = 180 tickets

To raise at least $750, the seventh-grade class needs to sell a minimum of 180 tickets, priced at $5 each, to cover the fundraising goal and the $150 auditorium rental cost.

Given that,

Seventh-grade class is putting on a variety show to raise money.

The auditorium rental cost is $150.

Each ticket is priced at $5.

The goal is to raise at least $750.

Denote the number of tickets they need to sell as "x".

The revenue generated from ticket sales can be calculated by multiplying the number of tickets sold (x) by the ticket price ($5),

Which gives us 5x dollars.

Now since,

Total revenue from ticket sales - Auditorium rental cost ≥ Fundraising goal

Therefore,

5x - 150 ≥ 750

Add 150 to both sides:

5x ≥ 900

Divide both sides by 5 to solve for x:

x ≥ 180

Since the seventh-grade class cannot sell a fractional number of tickets,

Hence,

They need to sell at least 180 tickets to raise at least $750 and cover the auditorium rental cost.

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help me pliss
which one is supposed to be correct?​

Answers

A is the answer I think
i am pretty sure it is A

what is the slope of the line that passes through the points (5,9)and (-3,9).

Answers

Answer:

[tex]\displaystyle m=0[/tex]

General Formulas and Concepts:

Pre-Algebra

Order of Operations: BPEMDAS

Brackets Parenthesis Exponents Multiplication Division Addition Subtraction Left to Right

Algebra I

Coordinates (x, y)Slope Formula: [tex]\displaystyle m=\frac{y_2-y_1}{x_2-x_1}[/tex]

Step-by-step explanation:

Step 1: Define

Point (5, 9)

Point (-3, 9)

Step 2: Identify

x₁ = 5, y = 9

x₂ = -3. y = 9

Step 3: Find slope m

Simply plug in the 2 coordinates into the slope formula to find slope m

Substitute in points [Slope Formula]:                                                              [tex]\displaystyle m=\frac{9-9}{-3-5}[/tex][Slope] [Fraction] Subtract:                                                                               [tex]\displaystyle m=\frac{0}{-8}[/tex][Slope] [Fraction] Divide:                                                                                  [tex]\displaystyle m=0[/tex]

What is the probability of rolling a six on a fair die?

Answers

Answer: 1/6

Step-by-step explanation: To find the probability of rolling a six,

let's use our ratio for the probability of an event.

number of favorable outcomes / total number of outcomes

Since only one side of a die has a six on on it, the number of favorable

outcomes for rolling a six is 1 and since there are six sides to a die and it's

equally likely that the die will landy on any of these sides, the total number

of outcomes is 6.

So the probability of rolling a six is 1/6.

24 = 2w - 10 Solve for w, simplify your answer as much as possible

Answers

Answer:

the answer is 17

Step-by-step explanation:

2w-10=24

10+24=34

34/2=17

so w=17

Answer:

w=17

Step-by-step explanation:

The temperature was -13 °F and then fell 5 degrees.
What was the final temperature?

Answers

Answer:

-8

Step-by-step explanation:

The final temperature was -18 °F if it decreased by 5 degrees.

What is the addition operation?

The addition operation in mathematics adds values on each side of the operator.

For example 4 + 2 = 6

The temperature was -13 °F and then dropped 5 degrees.

As per the question, we have data as follows:

The initial temperature = -13 °F

The changed temperature = -5 °F (negative sign indicates temp dropped)

Final temperature = initial temperature + changed temperature

Final temperature = -13 °F + (-5 °F)

Final temperature = -13 °F - 5 °F

Apply the addition operation, and we get

Final temperature = -18 °F

Therefore, the final temperature was -18 °F.

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Given h(x) = -5x + 3, find h(5).

Answers

Answer:

h(5) = -22

General Formulas and Concepts:

Pre-Algebra

Order of Operations: BPEMDAS

Brackets Parenthesis Exponents Multiplication Division Addition Subtraction Left to Right

Algebra I

Function Notation

Step-by-step explanation:

Step 1: Define

h(x) = -5x + 3

h(5) is x = 5

Step 2: Evaluate

Substitute in x [Function]:                                                                                h(5) = -5(5) + 3Multiply:                                                                                                             h(5) = -25 + 3Add:                                                                                                                   h(5) = -22

Answer please I would appreciate it :)

Answers

Answer:

136 units²

Step-by-step explanation:

5x7=35

5x7=35

6x7=42

1/2(4)(6)=12

1/2(4)(6)=12

35+35+42+12+12=136

Write a numerical expression to match the written expression below: Twenty-three less than the sum of forty-nine and thirty-seven

Answers

Answer:

23 - (49 - 37)

Step-by-step explanation:

Need help on this one thank u

Answers

Answer:

c

Step-by-step explanation:

Answer:

A

Step-by-step explanation:

[tex]a + 0.5b - 4 a - b \\ - 3a - \frac{1}{2} b[/tex]

The figure is made up of a semicircle and a triangle, what’s the area of the figure?

Answers

Answer:

63.25 ft², use the formula then you can find the answer.

Write an expression that is the product of two factors and is equivalent to - 4x – 20.

Answers

Answer:

4(−x−5)

Step-by-step explanation:

−4x−20

Factor out 4.

4(−x−5)

Estimate √40 to the nearest tenth. *

A. 6.9
B. 6.3
C. 7.1
D. 5.7

Answers

B. 6.3
You can type root 40 into your calculator and will get 6.32455532. To round to the tenth is taking the first number after the decimal (3) and seeing of the number to the right of it (2) is less than 5 or greater than or equal to 5. 2 is less than 5 so 3 stays the same.

A salesperson at a jewelry store earns 5% commission each week. Last week, Heidi sold $750 worth of jewelry. How much did she make in commission? How much did the jewelry store make from her sales?

Answers

the answer for your question is...

tbh I have no clue i just want 5 points.

Answer: A salesperson at a jewelry store earns 5​% commission each week. Last​ week, Heidi sold $750 worth of jewelry. How much did she make in​ commission? How much did the jewelry store make from her ​sales?

Step-by-step explanation: sorry I want five points now

I need help please i really need it (14 points)

Answers

Answer:

point b

Step-by-step explanation

piont b can go to piont e

Answer:

B

Step-by-step explanation:

Go through each point and see which ones works:

Find the mean of first five prime numbers.​

Answers

Answer:

5.6

Step-by-step explanation:

First five prime numbers are 2, 3, 5, 7 and 11. The mean or the average formula is = Sum/number of items = (2 + 3 + 5 + 7 +11)/5 = 5.6

I think it is 5.6 sry if I am wrong

A satellite weighs 150 pounds on Earth. Using
the table above, how much more does this
satellite weigh on Saturn than on Mars?

Answers

where is the table? i need the table to be able to answer your question

Find the pattern. What numbers come next?
61, 54, 47, 40,

Answers

Answer:

33

Step-by-step explanation:

It's decreasing by 7

The relation is the descending the series by 7 and the next term is 33.

We have to determine, find the pattern and what numbers come next

We have given that, 61, 54, 47, 40.

What is the series?

A series is, roughly speaking, a description of the operation of adding infinitely many quantities, one after the other.

61-54=7

54-47=7

47-40=7

So the next term is

40-7=33

Therefore the relation is the descending the series by 7 and the next term is 33.

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A bag of flour weighs 2.5 kilograms. Of 1 bag makes 5 loaves of bread, how many grams of flour are needed for each loaf

Answers

Answer:

500 grams

Step-by-step explanation:

2.5 kg = 5 loaves

1 loaf = 2.5/5 = 0.5 kg

0.5 kg = 500 grams

y = 2x + 4 and y = 3x
+ 2

Answers

2x+4=3x+2
2x=3x-2
-1x=-2
X=2
Hope this helps!

What is the mean of the following data set?
82, 100, 92, 66, 72, 96, 70, 88.

Answers

Answer:

83.25

Step-by-step explanation:

add all the numbers and divide by 8. 666/8 = 83.25

Answer:

83.25

Step-by-step explanation:

Mean = sum of all terms / number of terms

82+100+92+66+72+96+70+88 = 666

666 / 8 = 83.25

Please help, image below. I'll mark brainliest

Answers

Answer:

there's no picture

Step-by-step explanation:

Michael has 12% of his paycheck
automatically deposited to his savings
account. His last paycheck was $2165.00
How much money was deposited to
Michael's savings account?
If Michael Saves this amount for
24 consecutive pay periods, how much
will he have saved total?

Answers

Answer:

259.80 dollars was deposited from his last pay check and he will have saved 6235.20 dollars in total

Step-by-step explanation:

The graph shows the relationship between sugar and water in a fruit punch recipe.
Write an equation to represent the graph in terms of y and x.
(PLEASE HELP ME)

Answers

Answer:

41

Step-by-step explanation:

The answer will be 42
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