bitterclementines15
bitterclementines15 bitterclementines15
  • 07-11-2020
  • Mathematics
contestada

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

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

Respuesta :

jcherry99
jcherry99 jcherry99
  • 07-11-2020

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

Answer Link

Otras preguntas

When Elizabeth was asked to be the after-dinner speaker for the senior honors dinner, she responded with great enthusiasm. She viewed this as an opportunity to
Why is the word freedom often used to describe the United States of America? The answer can be found in the Bill of Rights - the first 10 Amendments to the Cons
Since the late nineteenth century, photographers have focused the camera lens on social issues through _____ photography.
the ratio of their ages. Ram is 15 years old and Kalpana is 10 years old. How much do each of them receive​
n rural areas electrical power is often sold by ____________ that take advantage of the government's policy to sell them electricity at wholesale rates.
Your favorite snack is a homemade mixture of Multigrain Cheerios cereal, dried cranberries, walnuts, and dark chocolate chips. You have this snack several times
Which elements of epic poetry are shown in this excerpt? Select three options.
Explain please, I’ve been having trouble with this question
Best questions to ask about brewer's yeast when making a dichotomous key?
Shown below is a trapezium, name a line perpendicular to AD.​