elviaramirsz elviaramirsz
  • 24-08-2020
  • Mathematics
contestada

AC = 64,
AB = 7x + 8, and
BC = 3x + 6,
Find BC.

Respuesta :

mhanifa
mhanifa mhanifa
  • 24-08-2020

Answer:

21

Step-by-step explanation:

  • AC = 64
  • AB = 7x + 8
  • BC = 3x + 6

Since AC = AB + BC

  • 7x + 8 + 3x + 6 = 64
  • 10x + 14 = 64
  • 10x = 50
  • x = 50/10
  • x = 5

------------------

BC = 3x + 6 = 3*5 + 6 = 21

Answer Link

Otras preguntas

12w + 40 /3 = -6 What is the value of 'w'?
The age of three sisters are consecutive integers. The sum of their ages is 45. Calculate their ages.
According to some estimates, at the current rate of use the U.S. has enough natural gas to last about _____ years.
2. To stop the spread of communism, the United States adopted a policy toward the Soviet Union of (1 point)
The atmosphere contains tiny solid particles called
why does South Asia have a large steel industry
In the 15th century, Prince Henry the Navigator sponsored many voyages. What part of the world did people sailing for Henry the Navigator explore? A. Southeast
A triangle has a base of 17 inches and an area of 127.5 in.² what is the height of the triangle
nucleic acids are composed of monomers called?
Which was a cause of the Hundred Years' War? A. England accused French monks of trying to convert English citizens. B. France refused to allow English merchant