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

What does the constant term in the above expression represent
How was the japanese soldier depicted in this poster
Help pls!!! And pls show the work!!!
Which of the following is not a purpose of the propaganda campaign? A) to encourage people to buy war bonds B) to engender racism against the Japanese and Germ
What is the function?Can you include a step by step explanation?
ben says that an array with 2 ross and 5 columns has 8 items. is this reasonable? Explain why or why not?
What are the relationship s are spoken in Confucian?
Coco and her mother baked cookies to welcome the new neighbor what does this detail show about their feelings toward the neighbor
What is the domain..?please help!!
Can someone people give me ideas on how to finish writing my Investigative Journal piece? Listed below is what I have so far.