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
Tpy6a [65]
2 years ago
9

What is the value of x in the figure? A. 10 B. 6 C. 15 D. 12

Mathematics
1 answer:
Anuta_ua [19.1K]2 years ago
3 0

Answer:

Step-by-step explanation:

You need to set up a proportion.

(21 - 15) / 21  = 4/(x + 4)

6 / 21 = 4/(x + 4)

2/7 = 4/(x + 4)

2(x + 4) = 7*4

2x + 8 = 28

2x + 8-8= 28 - 8

2x = 20

x = 20/2

x = 10

You might be interested in
Simplify (3x2-5x-6) - (5x2+4x+4)
Lisa [10]

Answer:

=−2x^2−9x−10

Step-by-step explanation:

would you like an explantion or are you good

8 0
2 years ago
On the first circle, what segment is a diameter? How long is it?
stiv31 [10]

Answer:

The segment that is the diameter is EB

It is 8 cm long

Step-by-step explanation:

6 0
3 years ago
Elsa and Anna share $2000 in the ratio 5 : 3. How much does each of them get?
Karolina [17]

Answer:

Let them be "x"

5x+3x= $2000

8x= $2000

x= 2000/8

x= 250

5* 250= 1250.

3*250= 750.

5 0
3 years ago
om is the deli manager at a grocery store. He needs to schedule employees to staff the deli department at least 260 person-hours
qwelly [4]
20 + 40x = 260
40x = 260 - 20 
40x = 240
x = 240/40
x = 6 fulltime employees needed
<span />
8 0
3 years ago
Polygon ABCD is a parallelogram, and . The length of is 10 units, and the length of is 5 units. The perimeter of the parallelogr
Aliun [14]
Thank you for posting your question here at brainly. I hope the answer will help you. Feel free to ask more questions.
Below are the choices that can be found elsewhere:

A. rectangle; P = 26 linear units 

B. square; P = 42 units2 

C. parallelogram; P = 42 linear units 

D. trapezoid; P = 26 linear units


The answer would be A. 

3 0
3 years ago
Read 2 more answers
Other questions:
  • When p2 – 4p is subtracted from p2 + p – 6, the result is 5p-6 To get p – 9, subtract
    12·1 answer
  • Solve the following equation;<br> 6x+3y=13<br> -9x-4y=-17
    10·2 answers
  • SHOW ALL WORK BUT KEE IT SIMPLE AND EASY TO UNDERSTAND:)
    8·1 answer
  • Whats the formula for area for a rectangular prism
    7·1 answer
  • The table shows the total cost for different numbers of jackets.
    13·2 answers
  • Mike drank more than half the juice in his glass. what fraction of the juice could Mike have drunk?
    15·2 answers
  • Growing up, Lisa lived in a tiny country village. When she left for college, the population was 840 people. Lisa recently heard
    10·2 answers
  • Help?? pleaseeeee cant fudge it out lol
    6·1 answer
  • If a1 = 9 and and an-1 - 5 then find the value of a6.
    13·1 answer
  • If x-2 divides p(x) evenly, which statement must be true?
    6·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!