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
ratelena [41]
2 years ago
14

What is the value of x in the proportion x + 1 / x+3 = 15/ 21 a.4 b.1/3 c.1/4 d.3

Mathematics
2 answers:
vladimir2022 [97]2 years ago
8 0
×+1/×+3=15/21
×+1=15(×+3)/21
×+1=15×+45/21
21(×+1)=15×+45
21×+21=15×+45
21×-15×=45-21
6×=24
×=4
lesantik [10]2 years ago
3 0
<span>What is the value of x in the proportion x + 1 / x+3 = 15/ 21
a.4
b.1/3
c.1/4
d.3</span>
the answer is            
a.) 4
You might be interested in
261, 256,251,... what would be the 46th term
Bingel [31]

Answer:

36

Step-by-step explanation:

4 0
2 years ago
What's 9×9×9×9×9×91×29×37×74+1000​
Anettt [7]

Answer:

6.1923849e+12

Step-by-step explanation:

If you go left to right (9x9) x (9x9) You can get the same answer. It will extend further But you get the point right?

8 0
3 years ago
Read 2 more answers
H/5 = 5.1<br> What is H?
inysia [295]
This basically says all the steps ! If you have any questions just tell me :)

5 0
3 years ago
Read 2 more answers
The White Russian cocktail contains vodka, Tia Maria and milk in the ratio of 5:2:3. To make the cocktail for a party the barman
stellarik [79]

Answer:

1) 600cm^3            2) 10 glasses

Step-by-step explanation:

x = total amount in ml

(3/10)x = 180ml (MILK)

x = 600ml

(2/10)600 = 120ml (TIA MARIA)

(1/2)600 = 300ml (VODKA)

<em>1) 600cm^3</em>

<em>2) 600ml : 60ml = 10 (GLASSES)</em>

6 0
2 years ago
Could somebody help.​
Marianna [84]
The answer is 4/9.

To find the answer you would need to find the values of x and y. Using the given information you know x/5 is equal to 2/3. Then you would cross multiply and divide in order to fine the value of x, which is 10/3. Doing the same thing to find y, which would be 15/2. Since it’s day the ratio of x and y. You would divide the value of x by y to get your answer of 4/9.
8 0
3 years ago
Other questions:
  • Given the initial point (2, 3), which other three points would make an isosceles trapezoid on the coordinate plane?
    13·1 answer
  • A solid figure that has two congruent polygons as as bases and lateral faces that are rectangles
    15·1 answer
  • The coordinates of point Bare<br> (-3.2)<br> (2-3)<br> (2.3)
    13·1 answer
  • 5a + 5b + 5c + 5d<br> Which expression is another way to write the expression shown here?
    13·1 answer
  • PLEASE HELP!!! PLEASEEEE ASAPPPP
    13·1 answer
  • Disney held a breakfast for parents and their children to eat with Mickey Mouse. Adult tickets cost $17.95 and children’s ticket
    8·1 answer
  • Find TM if BM=7 (Answer quickly)
    11·1 answer
  • Please help me with this problem<br><br>ln -3x + ln 4 = ln 58​
    15·2 answers
  • Please help! WILL GIVE BRAINLIEST!!
    8·1 answer
  • What is the vertex of f(x)=|x-5|+10
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!