neroo41 neroo41
  • 14-03-2021
  • Mathematics
contestada

If 2 is the arithmetic mean of 1-2x and
3x then the value of x is

Respuesta :

Hrishii
Hrishii Hrishii
  • 14-03-2021

Answer:

x = 3

Step-by-step explanation:

Since, 2 is the arithmetic mean of 1-2x and 3x.

Therefore,

[tex] \frac{1 - 2x + 3x}{2} = 2 \\ \\ \frac{1 + x}{2} = 2 \\ \\ 1 + x = 4 \\ \\ x = 4 - 1 \\ \\ x = 3[/tex]

Answer Link

Otras preguntas

Find the product of 543 and 36. A. 507 B. 19,548 C. 15.08 D. 579
How to solve equation x/6 + 7 = 20?
How do you write 50% as a fraction in simplest form?
This North American country is a superpower. Canada Greenland Mexico U.S
Reagans supply side economic policy called for
Which of the following physiological symptoms are signs of stress? A. Arthritis and carpal tunnel syndrome B. Hearing and vision loss C. Dental cavities and
The outer layer of dead cells of the skin is shed every seven to ten weeks.
What is the 33rd term of this arithmetic sequence? 12, 7, 2, -3, -8, -158 -157 -148 -147
What is a garment for the upper part of the body made of light material? Should start with the letter s.
The Russian word for ruler, tsar, is actually a form of what Roman word? A. Nero B. Star C. Alexander D. Caesar