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

In Soccer, how many points is each goal worth?
Pls helppppppppppppppppppp
A developing country today (that is, a country with less wealth than other countries) is likely to be a/an O A. industrialized nation. B. former colony. O C. im
what are similarities between traditional and hydroponic farming?
HELP! i need this. its LATE!
if Mark strikes out 3 players in 30 minutes how long will it take for him to strike out 12 players
Chlorofluorocarbons (CFCs) and hydrochlorofluorocarbons (HCFCs) have which of the following common properties? a) They are both greenhouse gases b) They both co
What does it mean that this is an incipient function of Root effect Hbs? evolutionary significance
Henry makes a $425 payment on his credit card every month. He has an outstanding balance of $8600 with an interest rate of 8%. Without making any more purchase
what is the answer to 52+2/5=