itsashleyk1 itsashleyk1
  • 04-07-2020
  • Mathematics
contestada

If B is the midpoint of AC, and AB=5/2x+12 and AC=12x-4, what is the length of BC?

Respuesta :

snog
snog snog
  • 04-07-2020

Answer:

22

Step-by-step explanation:

We know that AC = 2 * AB so we can write:

12x - 4 = 2(5/2 x + 12)

12x - 4 = 5x + 24

7x = 28

x = 4

Since AB = BC the answer is 5/2 * 4 + 12 = 22.

Answer Link

Otras preguntas

which designer started as a fashion illustrator before focusing on industrial design?
if Xx8=y is the rule,and the value of x is 4, what is the value of y
A tree casts a shadow 27 m long. At the same time, the shadow cast by a 66-cm tall statue is 56 cm long. Find the height of the tree to the nearest tenth of a
What was the major purpose of the Truman Doctrine?
what do I do to figure out this problem:3x+8=26+x
What was the major purpose of the Truman Doctrine?
How to find the reference angle of -11pi/3 ?
Which expression is equivalent to 27/125
Heat is released when H2 gas and O2 gas react to form H2O. Why? A. Breaking the H–H bond in H2 gas releases heat. B. Breaking the O–O bond in O2 gas releases he
Solve the quadratic by factoring 2X²-2X-12=0