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

Help me on this question plz plz
Create the shortest poem ever in world history. This you do, your name could be on the Guiness World Records!
describe why the bureaucratic personality can be dangerous.
the process that removes metabolic waste products from an organism is known as
How do you derive the drift velocity equation (I = nAve)?
what are the similarities between insects and humans
If a=3 and b=5, what is the value of 3a + b to the power of 2?
Which words in the sentence make up the appositive phrase? The winner of the art contest was Tiffany, my youngest cousin. A. was Tiffany B. of the art contes
Which statement best describes how the energy stored in ATP is released to drive biochemical reactions? a. Energy is released when the ribose sugar reacts with
what is the balanced chemical equation for caffeine?