Gladys32 Gladys32
  • 04-06-2020
  • Mathematics
contestada

The sum of one-half a number and 7 is twice the number minus 5.What is that number?

Respuesta :

JDOH19283
JDOH19283 JDOH19283
  • 04-06-2020

Answer:

N/2 + 7 = 2N - 5

N + 14 = 4N - 10

24 = 3N

N = 8

Answer Link
mkarikari1850
mkarikari1850 mkarikari1850
  • 04-06-2020

Answer:

1/2n + 7 = 2n - 5

2 · 1/2n + 7 · 2 = 2n · 2 - 5 · 2

n + 14 = 4n - 10

n - n + 14 = 4n - n - 10

14 = 3n - 10

14 + 10 = 3n - 10 + 10

24 = 3n

24 / 3 = 3n / 3

n = 8

Step-by-step explanation:

Answer Link

Otras preguntas

Darnell went to the movies with his freinds.the movie started at 2:35 p.m and lasted 1 hour 45 minutes.what time did the movie end?
DOES ANYBODY KNOW THIS ANSERR ?
why do i have to learn about the human body?
please can someone please help me out with these questions
What is the name of the ocean current that affects the British Isles? How does it influence their climate?
Explain how freedoms for African Americans were socially, politically, and economically limited from 1865 to 1900?
Choose the correct answer. Your bill from Acme is marked "3/12, net 30." The amount of the bill is $98.65. If you pay the bill within 12 days, how much should
What is the range for this set of data? 14 62 35 38 58 46 62
The weight of a substance is defined as its mass divided by its volume.
What am I supposed to do? :( If each person takes up 2.25 square feet of space, how many people can fit into an area that is 17 feet by 20 feet? Round to the n