1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
sweet [91]
3 years ago
10

The numerator and the denominator of a fraction are thirteen and fifty, respectively. When a certain number is added to this num

erator and subtracted from this denominator, the resulting fraction has a numerator to denominator ratio of two to one. What is the number?
Mathematics
2 answers:
Talja [164]3 years ago
7 0
(13 + x)/(50 - x ) = (2/1)
Cross Multiply
2(50-x) = 1(13 + x)
100 - 2x = 13 + x
add 2x to both sides
100 -2x + 2x = 13 + x + 2x
100 = 13 + 3x
Subtract 13 from both sides
100 - 13 = 13 - 13 + 3x
87 = 3x
divide both sides by 3
29 = x

(13 + 29)/(50-29) = 42/21 = 2 to 1 ratio
ASHA 777 [7]3 years ago
6 0

The correct answer is 29.

You might be interested in
What is 3.242424... as a mixed number
Lesechka [4]
The answer to the question is 3 8/33
7 0
3 years ago
State which of the following sets of ordered pairs represents a function. Please pick the best option
IRINA_888 [86]

Answer:

set A and set B...it is the best and right option bro...option c is wrong because 2 elements of domain has relation with 1 range

3 0
4 years ago
The quotient of a number and 2 is the same as the difference of the number doubled and 3. What is the number?
Yanka [14]

Hi,

x/2 = 2x - 3

x/2 - 2x = - 3

x = 3 /(3/2)

x = 3 * 2/3 = 2

The number is 2.

7 0
3 years ago
Jada was using square stickers that were 3/4in long to decorate the spine of a photo album. The spine is 10 and 1/2in long. If s
nevsk [136]

Answer:

13

Step-by-step explanation:

Given:

  1. Square stickers that were 3/4 in long
  2. The spine is 10 and 1/2 in long

If she laid the stickers side by side without gaps or overlaps so the number of sticker to cover the length of the spine:

\frac{The length of the spine}{the length of the sticker}

10 : \frac{3}{4} ≈13  

She needs 13 stickers cover the length of the spine

7 0
4 years ago
Read 2 more answers
Your school football team has 10 scheduled games for the season. You want to attend at least 4 games. How many different combina
viva [34]

24 combinations i believe

8 0
3 years ago
Other questions:
  • PLEASE HELP AND SHOW WORK !!
    12·1 answer
  • A number that when substituted for the variable makes a true statement
    8·1 answer
  • Solve the following for y: y-2=-6(x-(-2))
    7·1 answer
  • Hi There , Please I need your help and I hope you can help me !
    12·1 answer
  • Express 0.008 in value words
    7·2 answers
  • 56-45÷5[90÷3{4-(25-31)}]​
    6·1 answer
  • 1\2+ 1/4 rasultado y explicasion<br><br>​
    8·2 answers
  • Plz someone help ASAP if you can
    12·2 answers
  • When should i avoid using the equivalent symbol in math problems?​
    14·2 answers
  • Solve the propotions
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!